PHP: How can I generate a HmacSHA256 signature of a string

PHP: How can I generate a HmacSHA256 signature of a string

php hmac

php

java equivalent to php's hmac-SHA1

java php cryptography hmac

php

How to generate HMAC-SHA1 in C#?

c# java php ruby hmac

php

Ruby and PHP HMACs not agreeing

php ruby hmac

php

How to get PHP to create HMAC-SHA1 strings like Objective-C?

php objective-c sha1 hmac

php

Securing a javascript client with hmac

php javascript hmac ajax-push

php