Uploaded October 2021 | Updated September 2026, 2 weeks ago
In this video we are exploring a theoretical security product that automagically encrypts user data securely. But it has a fundamental design flaw which can be exploited.
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Watch this video and more on Hextree: app.hextree.io/courses/yt-cryptography/classic-encryption
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Challenge Files: github.com/LiveOverflow/ctf-cryptowaf
Walkthrough: youtube.com/watch?v=ZKrABs-N9wA
BugBountyReportsExplained: youtube.com/c/BugBountyReportsExplained
CHAPTERS
00:00 - Intro
01:33 - Background Story
02:55 - What is CryptoWAF?
04:16 - Implementing Encryption
05:06 - Encryption Challenges
07:02 - Design Flaw
08:26 - Exploiting the Design Flaw
09:06 - Leaking Database
10:04 - WAF Bypass
11:04 - Conclusion
12:07 - Outro
SUPPORT
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Per month: youtube.com/channel/UClcE-kVhqyiHCcjYwcpfj9w/join
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WATCH, FOLLOW & READ
Second channel: youtube.com/LiveUnderflow
Twitch: twitch.tv/LiveOverflow
Twitter: twitter.com/LiveOverflow
Instagram: instagram.com/LiveOverflow
TikTok: tiktok.com/@liveoverflow_
LiveOverflow blog: liveoverflow.com
Hextree blog (ad): hextree.io/blog
#BugBounty #CTF #LiveOverflow
(ad) LiveOverflow YouTube channel is supported by advertisement and product placement.
In this video we are exploring a theoretical security product that automagically encrypts user data securely. But it has a fundamental design flaw which can be exploited.
LEARN ON HEXTREE (ad)
Learn hacking on Hextree: hextree.io
Watch this video and more on Hextree: app.hextree.io/courses/yt-cryptography/classic-encryption
Join the Hextree Discord: discord.gg/xgQpCQCpvy
Challenge Files: github.com/LiveOverflow/ctf-cryptowaf
Walkthrough: youtube.com/watch?v=ZKrABs-N9wA
BugBountyReportsExplained: youtube.com/c/BugBountyReportsExplained
CHAPTERS
00:00 - Intro
01:33 - Background Story
02:55 - What is CryptoWAF?
04:16 - Implementing Encryption
05:06 - Encryption Challenges
07:02 - Design Flaw
08:26 - Exploiting the Design Flaw
09:06 - Leaking Database
10:04 - WAF Bypass
11:04 - Conclusion
12:07 - Outro
SUPPORT
Per video: patreon.com/join/liveoverflow
Per month: youtube.com/channel/UClcE-kVhqyiHCcjYwcpfj9w/join
Buy my handwriting font (ad): shop.liveoverflow.com
WATCH, FOLLOW & READ
Second channel: youtube.com/LiveUnderflow
Twitch: twitch.tv/LiveOverflow
Twitter: twitter.com/LiveOverflow
Instagram: instagram.com/LiveOverflow
TikTok: tiktok.com/@liveoverflow_
LiveOverflow blog: liveoverflow.com
Hextree blog (ad): hextree.io/blog
#BugBounty #CTF #LiveOverflow
(ad) LiveOverflow YouTube channel is supported by advertisement and product placement.










