Securimage 3.5 has been released which includes a few new features and a number of portability improvements and fixes.
- Database support – Support SQLite3, MySQL, and PostgreSQL via PDO.
- Captcha Ids – Store codes in a database without the need for cookies (should work for all clients). Read more.
- Multi-word captcha – Display captcha images with 2 dictionary words
If you use an older version, consider upgrading to 3.5, and new users should download 3.5.