#security
5 articles tagged security. At twelve articles this topic starts lifting the whole site in search.
Timeline
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What is a covert channel? Cut the network and secrets still leak through CPU cache timing
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What is elliptic curve cryptography? How a 256-bit key matches 3,072-bit RSA — and secures this page
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Apple tightens macOS Full Disk Access because AI agents read too much
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What a type confusion bug is — why Chrome shipped six emergency patches this year
All articles
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Tech · 4 min readWhat is a covert channel? Cut the network and secrets still leak through CPU cache timing
Definition — a path through timing or resource state that was never designed for communication
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Tech · 3 min readWhat is elliptic curve cryptography? How a 256-bit key matches 3,072-bit RSA — and secures this page
Principle — adding a point to itself n times is easy; finding n from the result is not
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Tech · 2 min readApple tightens macOS Full Disk Access because AI agents read too much
What — new controls on Full Disk Access; 'very explicit user action' required; no ship date
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Tech · 2 min readWhat a type confusion bug is — why Chrome shipped six emergency patches this year
Definition — storing a value as one type and reading it as another; a number can be made to act as a memory address
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World · 1 min readUS interceptors nearly 80% spent — 'dangerously low'
The US military has spent nearly 80% of interceptors for a key defense system