首页Home › 编码与加密Encoding & Crypto
🔏 HMAC 生成器HMAC Generator
在线计算 HMAC-SHA256、HMAC-SHA1、HMAC-SHA512 签名,输出 Hex 和 Base64。Generate HMAC-SHA256/SHA1/SHA512 signatures in hex and Base64.
使用说明与常见问题How-to & FAQ
「HMAC 生成器」是什么?What is the HMAC Generator tool?
在线计算 HMAC-SHA256、HMAC-SHA1、HMAC-SHA512 签名,输出 Hex 和 Base64。Generate HMAC-SHA256/SHA1/SHA512 signatures in hex and Base64.
如何使用「HMAC 生成器」?How do I use the HMAC Generator tool?
在「HMAC 生成器」中,把内容粘贴或输入到上方输入框,按需设置「密钥」,结果会实时显示在下方,点击「复制结果」即可复制。In the HMAC Generator: Paste or type into the input box, adjust "Secret key"; the result appears below instantly — click "Copy result" to copy it.
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。「HMAC 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 HMAC Generator works fully offline in your browser.
「HMAC 生成器」免费吗?需要注册吗?Is the HMAC Generator free? Do I need an account?
「HMAC 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 HMAC 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.