Utku Sen’s Substack

Utku Sen’s Substack

Home
Notes
Archive
About
Your Vibe Coded AI App Can Bankrupt You
Vibe coders may not realize they could wake up to a $20,000 cloud bill. This article explains the risks and how to avoid them.
 • Utku Sen
How Hackers Impersonate Brands to Steal YouTube Channels
Rarely, people from agencies email me about collaborating on my YouTube channel.
 • Utku Sen
Don’t Do Live Demos, Do Live-Looking Demos
Live demos are risky. A single mistake can waste the audience’s time. Pre-recorded videos can feel dull. A good balance is a staged live demo that keeps…
 • Utku Sen
X(Twitter) Secretly Shadow Bans Turkish Presidential Candidate
The X account of a Turkish opposition leader with 9.7M followers is restricted in Turkey. Although his new account is not restricted, many users say…
 • Utku Sen
Does “XBOW AI Hacker” Deserve the Hype?
Las week, I wrote an article about how AI hacker agents could reduce the need for human penetration testers.
 • Utku Sen
Thoughts on How AI Will Shape Cyber Security.
This article explores how LLMs will reshape cyber security practices and examines the potential implications for security engineering workforce demand.
 • Utku Sen
Testing Prompt Injection Attacks with promptmap2
promptmap2 is a vulnerability scanning tool that automatically tests prompt injection attacks on your custom LLM applications
 • Utku Sen
Utku Sen’s Substack
Utku Sen’s Substack
Some thoughts about technology and life

Utku Sen’s Substack

AboutArchiveSitemap
© 2026 Utku Sen · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture