Regex Backtracking Takes 47 Seconds Per Email Validation?!

REGEX CATASTROPHIC BACKTRACKING! 28 chars = 268M combinations! 47 seconds per validation! 200 evil emails = total DOS! Product launch FAILED! $8.7M lost sales! Security engineer FIRED!

#python #pythondisaster #regex #catastrophicbacktracking #dosattack #productionbug #pythonshorts #pythonwtf #emailvalidation #careerending #redos #performance

https://www.youtube.com/watch?v=rCF3Ql5Jcsk