brie@programming.devtoTechnology@lemmy.world•Feds Warn SMS Authentication Is Unsafe After ‘Worst Hack in Our Nation’s History’English
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10 hours agoNot true. SMS is encrypted in 3G, LTE, 5G. Block cyphers like Kasumi and A/9 are used. SMS is reasonably secure, because it’s hard to infiltrate telecom systems like S7
S7 will be retired or extended with access control. TOTP apps don’t work for edge cases like broken phone. Dedicated token devices get lost. SMS will continue being the main solution for 2FA.