Top rated classes: Security

	1. DHTML and CSS CAPTCHA

Supplied by: Alexander Selifonov <e-mail contact>

CAPTCHA validation using colored boxes and AJAX

	2. PHP Input Filter

Supplied by: Daniel Morris <e-mail contact>

Filter out unwanted PHP / Javascript / HTML tags.

	3. Form Spam Bot Blocker

Supplied by: Giorgos <e-mail contact>

Generate forms that prevent submission by robots

	4. PADL (PHP Application Distribution License System)

Supplied by: Oliver Lillie <e-mail contact>

Generate PHP application license keys

	5. VeriWord

Supplied by: Huda M Elmatsani <e-mail contact>

A PHP CAPTCHA System

	6. Spambot Trap Deluxe

Supplied by: Peter Shaw <e-mail contact>

Generate pages with spam trap e-mail address links

	7. iCaptcha

Supplied by: Er. Rochak Chauhan <e-mail contact>

CAPTCHA validation asking questions about pictures

	8. ASCII CAPTCHA

Supplied by: Debug <e-mail contact>

CAPTCHA validation using ASCII art text

	9. Log watcher

Supplied by: Manuel Lemos <e-mail contact>

Watch a log file and e-mail newly added lines

	10. Animated CAPTCHA

Supplied by: Josh Storz <e-mail contact>

CAPTCHA validation using animated math expressions

	11. KCAPTCHA

Supplied by: Sergei Kruglov <e-mail contact>

Generate CAPTCHA validation images with effects

	12. Data Transmission Shield

Supplied by: Oliver Lillie <e-mail contact>

Protects data passed between pages

	13. Random Password Generator

Supplied by: Gobinath <e-mail contact>

Generate random alphanumeric password strings

	14. Captcha Numbers V2.1

Supplied by: Albert Demeter <e-mail contact>

Generate CAPTCHA validation images

	15. PHPSecureURL

Supplied by: pascal CASENOVE <e-mail contact>

hide link parameters

	16. Password Generate

Supplied by: Vincent <e-mail contact>

Generate random passwords with given criteria

	17. HN CAPTCHA

Supplied by: Horst Nogajski <e-mail contact>

Generate a form or formpart with a CAPTCHA picture

	18. JSCaptcha (unvulnerable anti-bot)

Supplied by: xStream <e-mail contact>

CAPTCHA validation using an image and JavaScript

	19. Protector

Supplied by: László Zsidi <e-mail contact>

Make it difficult to steal images from Web pages

	20. Secure Session

Supplied by: Vagharshak Tozalakyan <e-mail contact>

Prevent session hijacking or session fixation

	21. Secure URL 2.0

Supplied by: Bao Nguyen Quoc <e-mail contact>

Encrypt the parameters passed in link URLs

	22. Transparent Watermark

Supplied by: Lionel Micault <e-mail contact>

Apply a transparent watermark to protect images

	23. CAPTCHA X

Supplied by: Ondrej Maly <e-mail contact>

Image based CAPTCHA validation

	24. Simple CAPTCHA

Supplied by: Ver Pangonilo <e-mail contact>

Generate and verify CAPTCHA validation images

	25. Password Checker

Supplied by: Suman Debnath <e-mail contact>

Generate and test safe passwords

	26. Secure Media

Supplied by: Florian Metzger <e-mail contact>

Protect Flash files from hotlinking by other sites

	27. Security Image

Supplied by: Joel Finkel <e-mail contact>

Generate images with text to make a CAPTCHA test

	28. HTML Sanitizer

Supplied by: Frédéric Minne <e-mail contact>

Remove unsafe tags and attributes from HTML code

	29. Another CAPTCHA project

Supplied by: László Zsidi <e-mail contact>

CAPTCHA validation using animated images

	30. Flood Blocker

Supplied by: Vagharshak Tozalakyan <e-mail contact>

Detect and protect from attempts to flood a site

	31. Defensive Attack

Supplied by: Todor Iliev <e-mail contact>

Retrieve information of current user HTTP request

	32. requestUtils

Supplied by: Nilesh Dosooye <e-mail contact>

Retrieve and sanitize user submitted request data

	33. Antz_IntelliForm

Supplied by: Anthony Gallon <e-mail contact>

Save submitted forms to prevent reposting warnings

	34. Captcha Numbers

Supplied by: Hadar Porat <e-mail contact>

Generate CAPTCHA validation images

	35. Anti-Hacking Session Manager

Supplied by: Benjamin Boigienman <e-mail contact>

User session management with security features

	36. Flood Recorder

Supplied by: Bao Nguyen Quoc <e-mail contact>

Detect attempts to flood a site with many accesses

	37. Solace script maze

Supplied by: Zubov Ilya <e-mail contact>

PHP source code protection based only on PHP code

	38. Simple Secure Upload

Supplied by: Marcos Thiago M. Fabis <e-mail contact>

Manage file uploads via forms with security checks

	39. OCR CAPTCHA

Supplied by: Julien PACHET <e-mail contact>

Generate images to test whether the user is human

	40. Protect picture

Supplied by: MARY Matthieu <e-mail contact>

Protect the path of yours pictures

	41. clsCookie

Supplied by: Ronald Zeus <e-mail contact>

Pass values between pages using encrypted cookies

	42. Proxy Test

Supplied by: Shannon Wynter <e-mail contact>

Scan and detect open proxy servers

	43. Input Class

Supplied by: bruno b b magalhaes <e-mail contact>

Sanitize input values passed to a script

	44. OO Auth

Supplied by: Heiko Dillemuth <e-mail contact>

Manage life time limited sessions securely

	45. Animated Simple CAPTCHA

Supplied by: dicky kurniawan <e-mail contact>

Generate a CAPTCHA validation animated image

	46. class_sql_inject

Supplied by: MARY Matthieu <e-mail contact>

Detect attempts to perform SQL injection attacks

	47. Link Obfuscator

Supplied by: eikron morgauin <e-mail contact>

Obfuscate HTML links to prevent direct page access

	48. Filtreatment

Supplied by: Cristian Navalici <e-mail contact>

Validate and filter text values based on rules

	49. Forms Validator

Supplied by: Alfred R. Baudisch <e-mail contact>

CAPTCHA validation of forms using security images

	50. Port Scanner

Supplied by: Sean Burke <e-mail contact>

Scan TCP ports to check whether services are up

	51. Perfect Authentication Class

Supplied by: Igor Ribeiro de Assis <e-mail contact>

Authenticate users restrict access to site areas

	52. Mafia Session

Supplied by: Marcelo Costa <e-mail contact>

Secure user authentication encrypting password

	53. Encode Cookie

Supplied by: Stanga Razvan <e-mail contact>

Manage information stored in encrypted cookies

	54. Make Captcha

Supplied by: Jeanneret Cédric <e-mail contact>

Generate images with text for CAPTCHA validation

	All class groups	>	Security	>	Top rated classes (54)