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Utku Sen’s Substack

Some thoughts about technology and life

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Predictions for the Next 30 Years of Cybersecurity (2018)

This 2018 article tries to predict the next 30 years of cybersecurity. Its main predictions focus on unemployment caused by AI, digital IDs and the end of anonymity and the end of hacking.

Traditional SAST Scanners Are About to Die

Frontier LLM models are good at finding vulnerabilities in codebases. With the right skills and a subagent architecture, they can outperform any traditional SAST product.

We Need An Iframe Attribute To Make Boundaries Visible

Imagine you see an advertisement for awesomeservice.com.

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.

How Hackers Impersonate Brands to Steal YouTube Channels

Rarely, people from agencies email me about collaborating on my YouTube channel.

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 things safe but engaging.

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 they don't see his posts on their homepages.

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.

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.

Testing Prompt Injection Attacks with promptmap2

promptmap2 is a vulnerability scanning tool that automatically tests prompt injection attacks on your custom LLM applications