This TextKey PHP library allows you to use SOAP API calls server-side from a PHP backend. TextKey is an omni-factor authentication API that uses seven-factors of authentication to provide security for devices ranging from mobile to electronic door locks. TextKey works through using SMS service, unique code, cellular number, UDID, a single use URL, and an optional pin. TextKey uses Rest with a JSON response and SOAP. TextKey is free for ten users, and available for a monthly charge per user thereafter.
Websense, a leading web security company, has announced that it has acquired Defensio, the anti-comment-spam service. Last fall we wrote about Defensio and its API and how it lets developers submit text snippets, such as comments from blogs and forums, which is then analyzed to return an indication of the likelihood that the text is spam. In the announcement, Websense notes these capabilities: