Profanity Filtering Techniques: Repeat Characters
- By Brian Pontarelli
- CleanSpeak
- June 19, 2014
The fourth in a series of posts about the finer points of profanity filtering…
Repeat characters is another commonly used filter attack that involves the simple repetition of characters in a word. This straightforward tactic still fools many profanity filters, most of which are not designed to ignore multiple instances of the same character:
- heeeeeeeeeeellllllllllllooooooooooooo
CleanSpeak’s Profanity Filter is capable of detecting this type of filter attack and will correctly and automatically identify words regardless of the use of repeated characters.