提醒：本文最后更新于2021-05-19 23:00，文中所关联的信息可能已发生改变，请知悉！ Javascript HMAC SHA256 <script src=http://crypto-js.googlecode.com/svn/tags/3.0.2/build/rollups/hmac-sha256.js></script> <script src=http://crypto-js.googlecode.com/svn/tags/3.0.2/build/components/enc-base64-min.js></script> <script> var hash = CryptoJS.HmacSHA256(Message, secret); var hashInBase64 = CryptoJS.enc.Base64.stringify(hash); document.write(hashInBase64); </script> PHP HMAC SHA256 PHP has built in meth…