Abstract: Using regular expressions in intrusion detection systems (IDS) to represent some dangerous payload contents is a more efficient way than using invariant patterns. For each regular expression ...

Fast, Safe, and Expressive evaluation of Google's Common Expression Language (CEL) in Python, powered by Rust. The Common Expression Language (CEL) is a non-Turing complete language designed for ...

{n} Matches exactly n times. /a{3}/ matches "aaa" {n,} Matches n or more times. /a{2,}/ matches "aa", "aaa" {n,m} Matches between n and m times. /a{2,4}/ matches "aa ...