What a Quantum Computer Would Actually Do to Bitcoin
The threat is real, specific, and slower than the headlines suggest. Here is which part actually breaks.
Tag: security
18 posts
AI Agent Security: The New Attack Surface Most People Ignore
An AI agent with access to your systems is a useful tool and a serious risk at the same time. The common attack patterns and how to defend against them.
How to Spot a Phishing Attempt in 2026
The obvious tells are gone. What remains are structural signs that do not depend on spotting bad grammar.
The Browser Settings That Actually Affect Your Privacy
A handful of settings do most of the work. The rest is theatre.
What a Firewall Actually Does
The word is used for several different things. Here is what each one is protecting and from what.
Two-Factor Authentication: Which Kind and Why It Matters
Not all second factors are equal. SMS is the weakest and the most common.
Why a Password Manager Is the Single Best Security Change
One change eliminates the most common way accounts get compromised. It takes an evening to set up.
Do You Actually Need a VPN?
Heavily advertised, moderately useful, and frequently sold on claims that do not hold up.