spomky-labs/jose-interface
JSON Object Signing and Encryption interfaces.
时间：2014-11-24 21:26
angrychimp/php-dkim
Finally, a PHP5 class for not just signing, but _verifying_ DKIM signatures.
时间：2014-06-01 21:17
frbit/message-signer
A flexible message signing and verification framework. Includes Guzzle3 and Guzzle4 Plugin.
时间：2014-03-05 18:44
br/signed-request-bundle
Symfony2 Bundle that provides request and response signing
时间：2012-12-29 11:08
imal-h/pdf-box
The most advanced, driver-based PDF manipulation library for PHP v3.0. Supports Ghostscript, Chrome Headless (HTML to PDF), OpenSSL (Signing), and PDFtk (Forms).
时间：未知
emartech/escher
Library for HTTP request signing (PHP implementation)
时间：未知
simonschaufi/laravel-dkim
Laravel package for signing outgoing messages with DKIM.
时间：未知