This tweet humorously points out the irony of attempting a WAF (Web Application Firewall) bypass tutorial but being blocked by a content filter. No specific vulnerability type, payload, or WAF vendor is mentioned. It highlights that sometimes security measures like content filters can interfere with penetration testing or security research, even when trying to demonstrate bypass techniques.
For more details, check out the original tweet here: https://twitter.com/epochster/status/2036538668748304652