ORSEE is a web-based Online Recruitment System for Economic Experiments. Key features: attribute query selection, random recruitment, experiment calendar, reputation system, automated mailing, pdf output, complete documentation.
PHP functions and classes to add a Domain Key Identified Mail (DKIM RFC 4871) signatures to emails sent by PHP. It is based on the openssl extensions of PHP. It can generate DKIM signature but cannot verify them.
Developped and tested on PHP 4.0.
OP/EN PKI is a PHP SSL public key infrastructure system to manage multiple Certificate Authorities, Certificates, Revocations lists and more. The standard formats for Apache, Email Applications, Web browsers and devices including x509, DER, and PKCS12.