{"id":1458,"date":"2026-10-23T07:57:45","date_gmt":"2026-10-23T07:57:45","guid":{"rendered":"https:\/\/rcs-api.com\/?p=1458"},"modified":"2026-10-23T12:35:29","modified_gmt":"2026-10-23T12:35:29","slug":"the-2fa-with-rcs-allows-verified-senders-and-smart-buttons-to-generate-your-one-time-codes","status":"publish","type":"post","link":"https:\/\/rcs-api.com\/en\/sakrare-2fa-med-rcs-sa-lyfter-verified-sender-och-smarta-knappar-dina-engangskoder\/","title":{"rendered":"Safer 2FA with RCS: How Verified Sender and Smart Buttons enhance your one-time codes"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1458\" class=\"elementor elementor-1458\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-29faf45 e-flex e-con-boxed e-con e-parent\" data-id=\"29faf45\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1e0f438 elementor-widget elementor-widget-text-editor\" data-id=\"1e0f438\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Tv\u00e5faktorsautentisering (2FA) och eng\u00e5ngskoder (OTP) \u00e4r grundstenar i modern digital s\u00e4kerhet. \u00c4nd\u00e5 f\u00f6rlitar sig de flesta f\u00f6retag fortfarande p\u00e5 traditionella textmeddelanden, en kanal som i allt h\u00f6gre grad pl\u00e5gas av &#8221;smishing&#8221; (SMS-bedr\u00e4gerier), spoofade avs\u00e4ndarnamn och on\u00f6dig friktion f\u00f6r anv\u00e4ndaren.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8a65f39 e-flex e-con-boxed e-con e-parent\" data-id=\"8a65f39\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6e527cf elementor-widget elementor-widget-text-editor\" data-id=\"6e527cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>N\u00e4r mobilkommunikationen nu moderniseras med RCS (Rich Communication Services) f\u00e5r autentiseringsfl\u00f6den ett v\u00e4lbeh\u00f6vligt lyft. Genom att kombinera kryptografiskt s\u00e4krad avs\u00e4ndaridentitet med interaktiva \u00e5tg\u00e4rder och operativsystemens inbyggda autofill-st\u00f6d, kan du erbjuda en inloggningsupplevelse som \u00e4r b\u00e5de s\u00e4krare och snabbare.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0464b59 elementor-widget-divider--view-line_icon elementor-view-default elementor-widget-divider--element-align-center elementor-widget elementor-widget-global elementor-global-1099 elementor-widget-divider\" data-id=\"0464b59\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon elementor-divider__element\">\n\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-code\" viewBox=\"0 0 640 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M278.9 511.5l-61-17.7c-6.4-1.8-10-8.5-8.2-14.9L346.2 8.7c1.8-6.4 8.5-10 14.9-8.2l61 17.7c6.4 1.8 10 8.5 8.2 14.9L293.8 503.3c-1.9 6.4-8.5 10.1-14.9 8.2zm-114-112.2l43.5-46.4c4.6-4.9 4.3-12.7-.8-17.2L117 256l90.6-79.7c5.1-4.5 5.5-12.3.8-17.2l-43.5-46.4c-4.5-4.8-12.1-5.1-17-.5L3.8 247.2c-5.1 4.7-5.1 12.8 0 17.5l144.1 135.1c4.9 4.6 12.5 4.4 17-.5zm327.2.6l144.1-135.1c5.1-4.7 5.1-12.8 0-17.5L492.1 112.1c-4.8-4.5-12.4-4.3-17 .5L431.6 159c-4.6 4.9-4.3 12.7.8 17.2L523 256l-90.6 79.7c-5.1 4.5-5.5 12.3-.8 17.2l43.5 46.4c4.5 4.9 12.1 5.1 17 .6z\"><\/path><\/svg><\/div>\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3b417a1 e-flex e-con-boxed e-con e-parent\" data-id=\"3b417a1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<h2 data-interaction-id=\"0e22e3f\" class=\"e-heading-base e-default-h2\" data-e-type=\"widget\" data-id=\"0e22e3f\">Slut p\u00e5 smishing med Verified Sender ID<\/h2>\n\t\t\t\t<div class=\"elementor-element elementor-element-d4dd12d elementor-widget elementor-widget-text-editor\" data-id=\"d4dd12d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>I traditionella textfl\u00f6den \u00e4r det alfanumeriska avs\u00e4ndarnamnet oskyddat mot manipulation. Bedragare kan s\u00e4tta avs\u00e4ndaren till samma namn som din bank eller tj\u00e4nst f\u00f6r att lura kunden.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a75e647 e-flex e-con-boxed e-con e-parent\" data-id=\"a75e647\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a7e05cf elementor-widget elementor-widget-text-editor\" data-id=\"a7e05cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>RCS eliminerar detta problem genom <b data-path-to-node=\"11\" data-index-in-node=\"35\">Verified Sender ID<\/b>:<\/strong><\/p><ul><li><b data-path-to-node=\"12,0,0\" data-index-in-node=\"0\">Officiell varum\u00e4rkesprofil:<\/b> Koden levereras i en konversation m\u00e4rkt med f\u00f6retagets verifierade namn, logotyp och en operativsystemstyrd verifieringsbock.<\/li><li><b data-path-to-node=\"12,1,0\" data-index-in-node=\"0\">Central validering:<\/b> Profilen och n\u00e4tverkstrafiken signeras och godk\u00e4nns centralt av teleoperat\u00f6rerna och plattforms\u00e4garna (Google och Apple). Det g\u00e5r inte att spoofa en verifierad RCS-avs\u00e4ndare.<\/li><li><b data-path-to-node=\"12,2,0\" data-index-in-node=\"0\">Trygghet f\u00f6r slutanv\u00e4ndaren:<\/b> Mottagaren beh\u00f6ver aldrig tveka p\u00e5 om koden faktiskt kommer fr\u00e5n r\u00e4tt k\u00e4lla.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d3176b1 e-flex e-con-boxed e-con e-parent\" data-id=\"d3176b1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c97d075 elementor-widget elementor-widget-text-editor\" data-id=\"c97d075\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>N\u00e4r kunden ser er logotyp och verifieringsbocken vet de med 100 % s\u00e4kerhet att koden \u00e4r \u00e4kta.<\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b1fa617 elementor-widget-divider--view-line_icon elementor-view-default elementor-widget-divider--element-align-center elementor-widget elementor-widget-global elementor-global-1099 elementor-widget-divider\" data-id=\"b1fa617\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon elementor-divider__element\">\n\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-code\" viewBox=\"0 0 640 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M278.9 511.5l-61-17.7c-6.4-1.8-10-8.5-8.2-14.9L346.2 8.7c1.8-6.4 8.5-10 14.9-8.2l61 17.7c6.4 1.8 10 8.5 8.2 14.9L293.8 503.3c-1.9 6.4-8.5 10.1-14.9 8.2zm-114-112.2l43.5-46.4c4.6-4.9 4.3-12.7-.8-17.2L117 256l90.6-79.7c5.1-4.5 5.5-12.3.8-17.2l-43.5-46.4c-4.5-4.8-12.1-5.1-17-.5L3.8 247.2c-5.1 4.7-5.1 12.8 0 17.5l144.1 135.1c4.9 4.6 12.5 4.4 17-.5zm327.2.6l144.1-135.1c5.1-4.7 5.1-12.8 0-17.5L492.1 112.1c-4.8-4.5-12.4-4.3-17 .5L431.6 159c-4.6 4.9-4.3 12.7.8 17.2L523 256l-90.6 79.7c-5.1 4.5-5.5 12.3-.8 17.2l43.5 46.4c4.5 4.9 12.1 5.1 17 .6z\"><\/path><\/svg><\/div>\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-da66138 e-con e-atomic-element e-flexbox-base e-default-div \" data-id=\"da66138\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"da66138\" data-e-type=\"e-flexbox\" data-id=\"da66138\">\n    \t\t\t<h2 data-interaction-id=\"b3b8b03\" class=\"e-heading-base e-default-h2\" data-e-type=\"widget\" data-id=\"b3b8b03\">Hur kodhantering och kopiering faktiskt fungerar i mobilen<\/h2>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-abfffad e-flex e-con-boxed e-con e-parent\" data-id=\"abfffad\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1e7c85f elementor-widget elementor-widget-text-editor\" data-id=\"1e7c85f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>F\u00f6r att f\u00f6rst\u00e5 hur vi bygger b\u00e4sta m\u00f6jliga UX f\u00f6r OTP via RCS m\u00e5ste vi skilja p\u00e5 vad som sk\u00f6ts av operativsystemet och vad som styrs av RCS-knappar.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c6f0fc5 e-flex e-con-boxed e-con e-parent\" data-id=\"c6f0fc5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<h3 data-interaction-id=\"e51ef59\" class=\"e-heading-base e-default-h3\" data-e-type=\"widget\" data-id=\"e51ef59\">Operativsystemets inbyggda autofill och \"Kopiera kod\"<\/h3>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-67ccd50 e-flex e-con-boxed e-con e-parent\" data-id=\"67ccd50\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7c76a18 elementor-widget elementor-widget-text-editor\" data-id=\"7c76a18\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Det finns ingen specifik knapp i RCS-standarden f\u00f6r att kopiera text till urklipp. Ist\u00e4llet hanteras detta av klientens och operativsystemets lokala intelligens (i b\u00e5de Android och iOS):<\/p><ul><li><p data-path-to-node=\"18,0,0\">N\u00e4r meddelandet formateras enligt vedertagna m\u00f6nster (t.ex. tydlig separation av siffror, ord som &#8221;kod&#8221; eller &#8221;verifieringskod&#8221;, eller dom\u00e4nbindning) k\u00e4nner telefonen automatiskt av koden.<\/p><\/li><li><p data-path-to-node=\"18,1,0\">Operativsystemet genererar d\u00e5 sj\u00e4lv en &#8221;Kopiera kod&#8221;-knapp i notifieringsbannern eller erbjuder att klistra in den direkt via tangentbordets autofill-rad i appen eller webbl\u00e4saren.<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<h3 data-interaction-id=\"7d4faf3\" class=\"e-heading-base e-default-h3\" data-e-type=\"widget\" data-id=\"7d4faf3\">N\u00e4sta steg med RCS: 1-klicks direktverifiering<\/h3>\n\t\t\t\t<div class=\"elementor-element elementor-element-b2e970f elementor-widget elementor-widget-text-editor\" data-id=\"b2e970f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>D\u00e4r traditionella meddelanden stannar vid manuell kodinmatning, till\u00e5ter RCS <b data-path-to-node=\"20\" data-index-in-node=\"77\">Suggested Actions<\/b> som tar anv\u00e4ndaren ett steg l\u00e4ngre. Genom att skicka med en <code data-path-to-node=\"20\" data-index-in-node=\"155\">openUrlAction<\/code> kan du erbjuda en knapp f\u00f6r <b data-path-to-node=\"20\" data-index-in-node=\"197\">direktverifiering<\/b>:<\/p><ul><li><p data-path-to-node=\"21,0,0\">Knappen \u00f6ppnar en krypterad eng\u00e5ngsl\u00e4nk (eller en app-djupl\u00e4nk \/ Universal Link) som automatiskt validerar sessionen.<\/p><\/li><li><p data-path-to-node=\"21,1,0\">Kunden beh\u00f6ver varken memorera, kopiera eller knappa in n\u00e5gonting \u2013 ett klick p\u00e5 knappen slutf\u00f6r inloggningen.<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab69745 elementor-widget-divider--view-line_icon elementor-view-default elementor-widget-divider--element-align-center elementor-widget elementor-widget-global elementor-global-1099 elementor-widget-divider\" data-id=\"ab69745\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon elementor-divider__element\">\n\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-code\" viewBox=\"0 0 640 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M278.9 511.5l-61-17.7c-6.4-1.8-10-8.5-8.2-14.9L346.2 8.7c1.8-6.4 8.5-10 14.9-8.2l61 17.7c6.4 1.8 10 8.5 8.2 14.9L293.8 503.3c-1.9 6.4-8.5 10.1-14.9 8.2zm-114-112.2l43.5-46.4c4.6-4.9 4.3-12.7-.8-17.2L117 256l90.6-79.7c5.1-4.5 5.5-12.3.8-17.2l-43.5-46.4c-4.5-4.8-12.1-5.1-17-.5L3.8 247.2c-5.1 4.7-5.1 12.8 0 17.5l144.1 135.1c4.9 4.6 12.5 4.4 17-.5zm327.2.6l144.1-135.1c5.1-4.7 5.1-12.8 0-17.5L492.1 112.1c-4.8-4.5-12.4-4.3-17 .5L431.6 159c-4.6 4.9-4.3 12.7.8 17.2L523 256l-90.6 79.7c-5.1 4.5-5.5 12.3-.8 17.2l43.5 46.4c4.5 4.9 12.1 5.1 17 .6z\"><\/path><\/svg><\/div>\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<h2 data-interaction-id=\"66e0e55\" class=\"e-heading-base e-default-h2\" data-e-type=\"widget\" data-id=\"66e0e55\">Teknisk implementation: Kodgenerering, payload och validering<\/h2>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-67cd958 e-flex e-con-boxed e-con e-parent\" data-id=\"67cd958\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ecdc076 elementor-widget elementor-widget-text-editor\" data-id=\"ecdc076\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Ett komplett RCS OTP-fl\u00f6de best\u00e5r av tre komponenter:<\/strong><\/p><ol><li><p data-path-to-node=\"25,0,0\">Skapa en s\u00e4ker eng\u00e5ngskod i backend.<\/p><\/li><li><p data-path-to-node=\"25,1,0\">Skicka meddelandet via RCS API:et med strukturerad text (f\u00f6r OS-autofill) och en direktverifieringsknapp (samt definierad SMS-fallback).<\/p><\/li><li><p data-path-to-node=\"25,1,0\">Ta emot och validera koden eller verifieringstoken.<\/p><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<h3 data-interaction-id=\"015fcdf\" class=\"e-heading-base e-default-h3\" data-e-type=\"widget\" data-id=\"015fcdf\"><strong>Steg 1 &amp; 2: Kodgenerering och utskick (Node.js)<\/strong><\/h3>\n\t\t\t\t<div class=\"elementor-element elementor-element-167ac6d elementor-widget elementor-widget-text-editor\" data-id=\"167ac6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>I payloaden skickar vi koden tydligt formaterad i meddelandekroppen s\u00e5 att telefonens operativsystem kan erbjuda autofill\/kopiering. Parallellt bifogar vi en <code data-path-to-node=\"27\" data-index-in-node=\"158\">action<\/code> med <code data-path-to-node=\"27\" data-index-in-node=\"169\">openUrlAction<\/code> som ger anv\u00e4ndaren valet att verifiera med ett klick.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a79d57a e-flex e-con-boxed e-con e-parent\" data-id=\"a79d57a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c6668da elementor-widget elementor-widget-betterdocs-code-snippet\" data-id=\"c6668da\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"betterdocs-code-snippet.default\">\n\t\t\t\t\t\n<div class=\"betterdocs-code-snippet-wrapper theme-dark betterdocs-code-snippet-6250\"\n     id=\"betterdocs-code-snippet-6250\"\n     data-language=\"javascript\"\n          data-copy-button=\"true\">\n\n            <div class=\"betterdocs-code-snippet-header betterdocs-file-preview-header\">\n        <div class=\"betterdocs-file-preview-left\">\n            \n                            <div class=\"betterdocs-file-info\">\n                                            <div class=\"betterdocs-file-icon\">\n                                                            <span class=\"betterdocs-file-icon-emoji\">\ud83d\udcc4<\/span>\n                                                    <\/div>\n                    \n                                            <div class=\"betterdocs-file-name\">\n                            <span class=\"file-name-text\">RCS OTP (Node.js)<\/span>\n                        <\/div>\n                                    <\/div>\n                    <\/div>\n\n        <div class=\"betterdocs-file-preview-right\">\n            \n                                    <div class=\"betterdocs-code-snippet-copy-container\">\n            <button class=\"betterdocs-code-snippet-copy-button\"\n                    type=\"button\"\n                    aria-label=\"Copy code to clipboard\">\n                <span class=\"betterdocs-code-snippet-copy-icon\" aria-hidden=\"true\">\n                    <svg width=\"16\" height=\"16\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                        <rect x=\"9\" y=\"9\" width=\"12.5\" height=\"12.5\" rx=\"3\" stroke=\"currentColor\" stroke-width=\"1.7\"\/>\n                        <path d=\"M15.5 5.75V5A2.5 2.5 0 0 0 13 2.5H5A2.5 2.5 0 0 0 2.5 5v8A2.5 2.5 0 0 0 5 15.5h.75\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\"\/>\n                    <\/svg>\n                <\/span>\n                <span class=\"betterdocs-code-snippet-copied-icon\" aria-hidden=\"true\">\n                    <svg width=\"16\" height=\"16\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                        <path d=\"M20 6.5 9.5 17 4 11.5\" stroke=\"currentColor\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/>\n                    <\/svg>\n                <\/span>\n            <\/button>\n            <span class=\"betterdocs-code-snippet-tooltip\"\n                  role=\"status\"\n                  data-copy-label=\"Copy\"\n                  data-copied-label=\"Copied!\"\n                  data-error-label=\"Copy failed\">Copy<\/span>\n        <\/div>\n                            <\/div>\n        <\/div>\n    \n    <div class=\"betterdocs-code-snippet-content\">\n                                <div class=\"betterdocs-code-snippet-panel is-active\"\n                 data-lang-index=\"0\"\n                 >\n                \n                <pre class=\"betterdocs-code-snippet-code language-javascript\"><code>const crypto = require(&#039;crypto&#039;);\r\n\r\n\/\/ 1. Generera en kryptografiskt s\u00e4ker 6-siffrig kod och en eng\u00e5ngstoken\r\nfunction generateOTP() {\r\n    return crypto.randomInt(100000, 999999).toString();\r\n}\r\n\r\nconst otpCode = generateOTP();\r\nconst verifyToken = crypto.randomBytes(16).toString(&#039;hex&#039;);\r\nconst userPhone = &quot;46700123456&quot;;\r\nconst apiKey = &quot;DIN_API_NYCKEL&quot;;\r\n\r\n\/\/ Spara koden och token i databas\/cache med kort giltighetstid (t.ex. 3 minuter)\r\n\/\/ await redis.setEx(`otp:${userPhone}`, 180, JSON.stringify({ code: otpCode, token: verifyToken }));\r\n\r\n\/\/ 2. Bygg RCS-payloaden\r\nconst payload = {\r\n    brand: &quot;Min-Tjanst&quot;,\r\n    agent: &quot;Sakerhet&quot;,\r\n    recipient: userPhone,\r\n    \/\/ Fallback: OTP \u00e4r tidskritiskt \u2013 s\u00e4tt en l\u00e5g timeout (30-45 sekunder)\r\n    fallbackPolicy: &quot;FallbackOnNoCapability,FallbackOnFailure,FallbackAfterTimeout&quot;,\r\n    fallbackMessage: `Din verifieringskod f\u00f6r Min-Tjanst \u00e4r: ${otpCode}`,\r\n    fallbackTimeOutSeconds: 30,\r\n    type: &quot;Text&quot;,\r\n    \/\/ Tydlig formatering underl\u00e4ttar operativsystemets inbyggda kod-detektering\r\n    content: `Din verifieringskod \u00e4r ${otpCode}. Koden \u00e4r giltig i 3 minuter. Dela den aldrig med n\u00e5gon.`,\r\n    suggestions: [\r\n        {\r\n            text: &quot;Verifiera direkt&quot;,\r\n            type: &quot;OpenUrlAction&quot;,    \r\n            url: `https:\/\/auth.mintjanst.se\/verify?token=${verifyToken}`, \/\/ Djupl\u00e4nk eller webbl\u00e4nk som validerar sessionen direkt\r\n            postbackData: &quot;action_verify_click&quot;,\r\n        }\r\n    ]\r\n};\r\n\r\n\/\/ 3. Skicka anropet till API:et\r\nasync function sendRcsOtp() {\r\n    const response = await fetch(&quot;https:\/\/api.ip1.net\/v3\/conversations&quot;, {\r\n        method: &quot;POST&quot;,\r\n        headers: {\r\n            &quot;Authorization&quot;: `Bearer ${apiKey}`,\r\n            &quot;Content-Type&quot;: &quot;application\/json&quot;\r\n        },\r\n        body: JSON.stringify(payload)\r\n    });\r\n\r\n    console.log(&quot;OTP skickat. Status:&quot;, response.status);\r\n}\r\n\r\nsendRcsOtp();<\/code><\/pre>\n            <\/div>\n            <\/div>\n<\/div>\n\n<script type=\"text\/javascript\">\ndocument.addEventListener('DOMContentLoaded', function() {\n    \/\/ Initialize copy functionality for this specific snippet\n    const snippet = document.getElementById('betterdocs-code-snippet-6250');\n    if (snippet && window.BetterDocsCodeSnippet) {\n        window.BetterDocsCodeSnippet.initCopyButton(snippet);\n    }\n});\n<\/script>\n\t\t\t\t<\/div>\n\t\t\t\t\t<h3 data-interaction-id=\"2878f8a\" class=\"e-heading-base e-default-h3\" data-e-type=\"widget\" data-id=\"2878f8a\">Steg 3: Validering i backend<\/h3>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b228502 e-flex e-con-boxed e-con e-parent\" data-id=\"b228502\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-daf17a4 elementor-widget elementor-widget-text-editor\" data-id=\"daf17a4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Backend-systemet beh\u00f6ver kunna hantera valideringen p\u00e5 tv\u00e5 s\u00e4tt: antingen via den manuellt inmatade\/inklistrade koden, eller via direktl\u00e4nken.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c9bb245 e-flex e-con-boxed e-con e-parent\" data-id=\"c9bb245\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9f3d4f4 elementor-widget elementor-widget-betterdocs-code-snippet\" data-id=\"9f3d4f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"betterdocs-code-snippet.default\">\n\t\t\t\t\t\n<div class=\"betterdocs-code-snippet-wrapper theme-dark betterdocs-code-snippet-3703\"\n     id=\"betterdocs-code-snippet-3703\"\n     data-language=\"javascript\"\n          data-copy-button=\"true\">\n\n            <div class=\"betterdocs-code-snippet-header betterdocs-file-preview-header\">\n        <div class=\"betterdocs-file-preview-left\">\n            \n                            <div class=\"betterdocs-file-info\">\n                                            <div class=\"betterdocs-file-icon\">\n                                                            <span class=\"betterdocs-file-icon-emoji\">\ud83d\udcc4<\/span>\n                                                    <\/div>\n                    \n                                            <div class=\"betterdocs-file-name\">\n                            <span class=\"file-name-text\">Validate RCS OTP (Node.js)<\/span>\n                        <\/div>\n                                    <\/div>\n                    <\/div>\n\n        <div class=\"betterdocs-file-preview-right\">\n            \n                                    <div class=\"betterdocs-code-snippet-copy-container\">\n            <button class=\"betterdocs-code-snippet-copy-button\"\n                    type=\"button\"\n                    aria-label=\"Copy code to clipboard\">\n                <span class=\"betterdocs-code-snippet-copy-icon\" aria-hidden=\"true\">\n                    <svg width=\"16\" height=\"16\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                        <rect x=\"9\" y=\"9\" width=\"12.5\" height=\"12.5\" rx=\"3\" stroke=\"currentColor\" stroke-width=\"1.7\"\/>\n                        <path d=\"M15.5 5.75V5A2.5 2.5 0 0 0 13 2.5H5A2.5 2.5 0 0 0 2.5 5v8A2.5 2.5 0 0 0 5 15.5h.75\" stroke=\"currentColor\" stroke-width=\"1.7\" stroke-linecap=\"round\"\/>\n                    <\/svg>\n                <\/span>\n                <span class=\"betterdocs-code-snippet-copied-icon\" aria-hidden=\"true\">\n                    <svg width=\"16\" height=\"16\" viewBox=\"0 0 24 24\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                        <path d=\"M20 6.5 9.5 17 4 11.5\" stroke=\"currentColor\" stroke-width=\"2.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\/>\n                    <\/svg>\n                <\/span>\n            <\/button>\n            <span class=\"betterdocs-code-snippet-tooltip\"\n                  role=\"status\"\n                  data-copy-label=\"Copy\"\n                  data-copied-label=\"Copied!\"\n                  data-error-label=\"Copy failed\">Copy<\/span>\n        <\/div>\n                            <\/div>\n        <\/div>\n    \n    <div class=\"betterdocs-code-snippet-content\">\n                                <div class=\"betterdocs-code-snippet-panel is-active\"\n                 data-lang-index=\"0\"\n                 >\n                \n                <pre class=\"betterdocs-code-snippet-code language-javascript\"><code>\/\/ Exempel i Express.js f\u00f6r manuell inmatning\r\napp.post(&#039;\/api\/verify-code&#039;, async (req, res) =&gt; {\r\n    const { phone, code } = req.body;\r\n    \r\n    \/\/ H\u00e4mta lagrad session\r\n    \/\/ const sessionData = JSON.parse(await redis.get(`otp:${phone}`));\r\n\r\n    if (!sessionData) {\r\n        return res.status(400).json({ error: &quot;Koden har l\u00f6pt ut eller existerar inte.&quot; });\r\n    }\r\n\r\n    if (sessionData.code === code) {\r\n        \/\/ F\u00f6rbruka koden omedelbart efter godk\u00e4nd validering\r\n        \/\/ await redis.del(`otp:${phone}`);\r\n        return res.status(200).json({ success: true, message: &quot;Verifiering lyckades.&quot; });\r\n    }\r\n\r\n    return res.status(401).json({ error: &quot;Felaktig kod. F\u00f6rs\u00f6k igen.&quot; });\r\n});\r\n\r\n\/\/ Exempel f\u00f6r 1-klicks direktverifiering via webb\/djupl\u00e4nk\r\napp.get(&#039;\/verify&#039;, async (req, res) =&gt; {\r\n    const { token } = req.query;\r\n\r\n    \/\/ Hitta session baserat p\u00e5 eng\u00e5ngstoken\r\n    \/\/ const user = await findUserByToken(token);\r\n\r\n    if (!user) {\r\n        return res.status(400).send(&quot;L\u00e4nken \u00e4r ogiltig eller har l\u00f6pt ut.&quot;);\r\n    }\r\n\r\n    \/\/ Godk\u00e4nn inloggningen och omdirigera anv\u00e4ndaren\r\n    return res.redirect(&quot;https:\/\/mintjanst.se\/dashboard?auth=success&quot;);\r\n});<\/code><\/pre>\n            <\/div>\n            <\/div>\n<\/div>\n\n<script type=\"text\/javascript\">\ndocument.addEventListener('DOMContentLoaded', function() {\n    \/\/ Initialize copy functionality for this specific snippet\n    const snippet = document.getElementById('betterdocs-code-snippet-3703');\n    if (snippet && window.BetterDocsCodeSnippet) {\n        window.BetterDocsCodeSnippet.initCopyButton(snippet);\n    }\n});\n<\/script>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72fd462 elementor-widget-divider--view-line_icon elementor-view-default elementor-widget-divider--element-align-center elementor-widget elementor-widget-global elementor-global-1099 elementor-widget-divider\" data-id=\"72fd462\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon elementor-divider__element\">\n\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-code\" viewBox=\"0 0 640 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M278.9 511.5l-61-17.7c-6.4-1.8-10-8.5-8.2-14.9L346.2 8.7c1.8-6.4 8.5-10 14.9-8.2l61 17.7c6.4 1.8 10 8.5 8.2 14.9L293.8 503.3c-1.9 6.4-8.5 10.1-14.9 8.2zm-114-112.2l43.5-46.4c4.6-4.9 4.3-12.7-.8-17.2L117 256l90.6-79.7c5.1-4.5 5.5-12.3.8-17.2l-43.5-46.4c-4.5-4.8-12.1-5.1-17-.5L3.8 247.2c-5.1 4.7-5.1 12.8 0 17.5l144.1 135.1c4.9 4.6 12.5 4.4 17-.5zm327.2.6l144.1-135.1c5.1-4.7 5.1-12.8 0-17.5L492.1 112.1c-4.8-4.5-12.4-4.3-17 .5L431.6 159c-4.6 4.9-4.3 12.7.8 17.2L523 256l-90.6 79.7c-5.1 4.5-5.5 12.3-.8 17.2l43.5 46.4c4.5 4.9 12.1 5.1 17 .6z\"><\/path><\/svg><\/div>\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9408e14 e-con e-atomic-element e-flexbox-base e-default-div \" data-id=\"9408e14\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"9408e14\" data-e-type=\"e-flexbox\" data-id=\"9408e14\">\n    \t\t\t<h2 data-interaction-id=\"662ae0b\" class=\"e-heading-base e-default-h2\" data-e-type=\"widget\" data-id=\"662ae0b\">Best practices f\u00f6r RCS OTP och 2FA<\/h2>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-258bb99 e-flex e-con-boxed e-con e-parent\" data-id=\"258bb99\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4afdfb5 elementor-widget elementor-widget-text-editor\" data-id=\"4afdfb5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>H\u00e5ll fallback-timeouten kort: <\/strong>Medan marknadsf\u00f6ring kan v\u00e4nta flera minuter p\u00e5 RCS-leverans, sitter en anv\u00e4ndare som v\u00e4ntar p\u00e5 en OTP aktivt framf\u00f6r en inloggningssk\u00e4rm. S\u00e4tt FallbackTimeOutSeconds till 30 &#8211; 45 sekunder s\u00e5 att ett SMS snabbt skickas om datat\u00e4ckning saknas.<br \/><br \/><\/li><li><strong>Separera koden visuellt i texten:<\/strong> Undvik att baka in siffrorna i l\u00e5nga meningar utan mellanrum. Att placera koden tydligt i texten hj\u00e4lper b\u00e5de telefonben autofill-motorer och g\u00f6r det l\u00e4ttare att l\u00e4sa om kunden f\u00f6redrar att memorera den.<br \/><br \/><\/li><li><strong>Tydliga instruktioner i fallback:<\/strong> Om meddelandet faller tillbaka p\u00e5 SMS f\u00f6rsvinner action-knappen. Se d\u00e4rf\u00f6r till att fallbackMessage inneh\u00e5ller den rena koden s\u00e5 att anv\u00e4ndaren enkelt kan slutf\u00f6ra processen oavsett kanal.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Tv\u00e5faktorsautentisering (2FA) och eng\u00e5ngskoder (OTP) \u00e4r grundstenar i modern digital s\u00e4kerhet. \u00c4nd\u00e5 f\u00f6rlitar sig de flesta f\u00f6retag fortfarande p\u00e5 traditionella textmeddelanden, en kanal som i allt h\u00f6gre grad pl\u00e5gas av &#8221;smishing&#8221; (SMS-bedr\u00e4gerier), spoofade avs\u00e4ndarnamn och on\u00f6dig friktion f\u00f6r anv\u00e4ndaren. N\u00e4r mobilkommunikationen nu moderniseras med RCS (Rich Communication Services) f\u00e5r autentiseringsfl\u00f6den ett v\u00e4lbeh\u00f6vligt lyft. Genom att [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1460,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1458","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.6 (Yoast SEO v28.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>S\u00e4krare 2FA med RCS: S\u00e5 lyfter Verified Sender och smarta knappar dina eng\u00e5ngskoder - RCS-API.com<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rcs-api.com\/en\/the-2fa-with-rcs-allows-verified-senders-and-smart-buttons-to-generate-your-one-time-codes\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S\u00e4krare 2FA med RCS: S\u00e5 lyfter Verified Sender och smarta knappar dina eng\u00e5ngskoder\" \/>\n<meta property=\"og:description\" content=\"Tv\u00e5faktorsautentisering (2FA) och eng\u00e5ngskoder (OTP) \u00e4r grundstenar i modern digital s\u00e4kerhet. \u00c4nd\u00e5 f\u00f6rlitar sig de flesta f\u00f6retag fortfarande p\u00e5 traditionella textmeddelanden, en kanal som i allt h\u00f6gre grad pl\u00e5gas av &#8221;smishing&#8221; (SMS-bedr\u00e4gerier), spoofade avs\u00e4ndarnamn och on\u00f6dig friktion f\u00f6r anv\u00e4ndaren. N\u00e4r mobilkommunikationen nu moderniseras med RCS (Rich Communication Services) f\u00e5r autentiseringsfl\u00f6den ett v\u00e4lbeh\u00f6vligt lyft. Genom att [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/rcs-api.com\/en\/the-2fa-with-rcs-allows-verified-senders-and-smart-buttons-to-generate-your-one-time-codes\/\" \/>\n<meta property=\"og:site_name\" content=\"RCS-API.com\" \/>\n<meta property=\"article:published_time\" content=\"2026-10-23T07:57:45+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-23T12:35:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/rcs-api.com\/wp-content\/uploads\/2026\/10\/rcs-otp-exempel.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1376\" \/>\n\t<meta property=\"og:image:height\" content=\"768\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"patrik bronner\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"patrik bronner\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/rcs-api.com\\\/sakrare-2fa-med-rcs-sa-lyfter-verified-sender-och-smarta-knappar-dina-engangskoder\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/rcs-api.com\\\/sakrare-2fa-med-rcs-sa-lyfter-verified-sender-och-smarta-knappar-dina-engangskoder\\\/\"},\"author\":{\"name\":\"patrik bronner\",\"@id\":\"https:\\\/\\\/rcs-api.com\\\/#\\\/schema\\\/person\\\/984cbaba0af4d8bb1b443cb2b7f81683\"},\"headline\":\"S\u00e4krare 2FA med RCS: S\u00e5 lyfter Verified Sender och smarta knappar dina eng\u00e5ngskoder\",\"datePublished\":\"2026-10-23T07:57:45+00:00\",\"dateModified\":\"2026-10-23T12:35:29+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/rcs-api.com\\\/sakrare-2fa-med-rcs-sa-lyfter-verified-sender-och-smarta-knappar-dina-engangskoder\\\/\"},\"wordCount\":717,\"publisher\":{\"@id\":\"https:\\\/\\\/rcs-api.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/rcs-api.com\\\/sakrare-2fa-med-rcs-sa-lyfter-verified-sender-och-smarta-knappar-dina-engangskoder\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/rcs-api.com\\\/wp-content\\\/uploads\\\/2026\\\/10\\\/rcs-otp-exempel.webp\",\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/rcs-api.com\\\/sakrare-2fa-med-rcs-sa-lyfter-verified-sender-och-smarta-knappar-dina-engangskoder\\\/\",\"url\":\"https:\\\/\\\/rcs-api.com\\\/sakrare-2fa-med-rcs-sa-lyfter-verified-sender-och-smarta-knappar-dina-engangskoder\\\/\",\"name\":\"S\u00e4krare 2FA med RCS: S\u00e5 lyfter Verified Sender och smarta knappar dina eng\u00e5ngskoder - 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