Unverified50% confidenceOpinionExact time
Security threats such as SIM swap attacks and SMS sniffing are causing SMS OTP to be progressively downgraded in high-security scenarios.
1
Sources
50%
Confidence
Long-term
Relevance
9/10/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedTraditional SMS OTP has been gradually replaced by more secure solutions such as TOTP, FIDO2/WebAuthn-standard hardware security keys, and on-device biometrics due to the risk of SIM card hijacking.79% similarUnverifiedSIM卡交换攻击（SIM Swapping）是指攻击者通过社会工程学手段说服运营商将受害者手机号转移到攻击者控制的SIM卡上，从而劫持基于短信验证码的二次认证68% similarUnverifiedQR code access carries security risks including replay attacks, session credential leakage due to long-lived tokens, and man-in-the-middle attacks.67% similarUnverified5G网络增加了SUPI加密等安全机制以抵御IMSI捕捉器，但研究者已证明通过降级攻击迫使手机回退到4G/3G仍可绕过这些保护64% similarUnverifiedTransmitting API keys in plaintext via email, Slack, or WeChat is the most dangerous credential-passing method, as most of these channels do not perform end-to-end encryption and messages are retained for long periods.61% similar
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