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⏲️ TOTP 动态验证码生成器TOTP / 2FA Code Generator
根据 Base32 密钥生成 Google Authenticator 兼容的 TOTP 两步验证码，本地运行。Generate Google Authenticator-compatible TOTP 2FA codes from a Base32 secret, locally.
使用说明与常见问题How-to & FAQ
「TOTP 动态验证码生成器」是什么？What is the TOTP / 2FA Code Generator?
根据 Base32 密钥生成 Google Authenticator 兼容的 TOTP 两步验证码，本地运行。Generate Google Authenticator-compatible TOTP 2FA codes from a Base32 secret, locally.
如何使用「TOTP 动态验证码生成器」？How do I use the TOTP / 2FA Code Generator?
在「TOTP 动态验证码生成器」中，在上方填写或选择所需内容，结果会实时显示在下方；所有处理都在浏览器本地完成。In the TOTP / 2FA Code Generator: Fill in or choose the options above and the result appears below instantly; everything runs locally in your browser.
密钥安全吗？Is my secret safe?
密钥只在本地计算，不会发送到任何地方。但不建议在公共电脑上输入重要账号的密钥。The secret never leaves your browser, but avoid entering real secrets on shared computers.
编码和加密有什么区别？Is encoding the same as encryption?
编码（如 Base64、URL 编码）可直接还原，不提供保密性；加密需要密钥。「TOTP 动态验证码生成器」的处理全部在本地完成。No. Encoding (Base64, URL…) is reversible by anyone; encryption needs a key. The TOTP / 2FA Code Generator works fully offline in your browser.
「TOTP 动态验证码生成器」免费吗？需要注册吗？Is the TOTP / 2FA Code Generator free? Do I need an account?
「TOTP 动态验证码生成器」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The TOTP / 2FA Code Generator is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.