== See

* OWASP - https://owasp.org/www-project-top-ten/2017/A1_2017-Injection[Top 10 2017 Category A1 - Injection]
* CWE - https://cwe.mitre.org/data/definitions/400[CWE-400 - Uncontrolled Resource Consumption]
* CWE - https://cwe.mitre.org/data/definitions/1333[CWE-1333 - Inefficient Regular Expression Complexity]
* https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS[owasp.org] - OWASP Regular expression Denial of Service - ReDoS
* https://web.archive.org/web/20220506215733/https://stackstatus.net/post/147710624694/outage-postmortem-july-20-2016[stackstatus.net(archived)] -  Outage Postmortem - July 20, 2016
* https://www.regular-expressions.info/catastrophic.html[regular-expressions.info] - Runaway Regular Expressions: Catastrophic Backtracking
* https://docs.microsoft.com/en-us/dotnet/standard/base-types/backtracking-in-regular-expressions#backtracking-with-nested-optional-quantifiers[docs.microsoft.com] - Backtracking with Nested Optional Quantifiers
