The 6-digit verification code is a temporary, one-time password (OTP) generated by Google. It usually arrives via SMS text message, voice call, or an authenticator app.
SMS verification has long had security vulnerabilities. Hackers can perform "SIM swap" attacks—tricking your mobile carrier into transferring your phone number to a SIM card they control—which gives them access to your verification codes. Additionally, fraudsters exploit SMS systems for "traffic pumping," where they generate large numbers of fake messages for financial gain. Google aims to reduce this global abuse. 6 digit verification code gmail
Google will call you to ask for a 6 digit verification code. Never. No exceptions. Not for support, not for security, not for “verification.” The 6-digit verification code is a temporary, one-time