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#cryptography

Discussions on encryption, hashing, ciphers, and cryptographic protocols.

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Türkiye'de E-İmza ve E-Dönüşüm Mimarisi: PKI, Akıllı Kartlar ve Yazılımcı Rehberi

Türkiye'de E-İmza ve E-Dönüşüm Mimarisi: PKI, Akıllı Kartlar ve Yazılımcı Rehberi

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2 min read
Secure AI Agent Identity Using Post-Quantum Cryptography

Secure AI Agent Identity Using Post-Quantum Cryptography

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5 min read
We built a prize draw engine where you never have to trust us. Here is how

We built a prize draw engine where you never have to trust us. Here is how

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5 min read
Caesar Cipher Explained: How It Works, Encryption, Decryption, and Examples

Caesar Cipher Explained: How It Works, Encryption, Decryption, and Examples

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6 min read
PicoCTF Easy1 Writeup — Recover an XOR Key with Crib Dragging

PicoCTF Easy1 Writeup — Recover an XOR Key with Crib Dragging

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3 min read
PicoCTF Substitution0 Writeup — Break a Substitution Cipher with Frequency Analysis

PicoCTF Substitution0 Writeup — Break a Substitution Cipher with Frequency Analysis

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3 min read
What is an HSM — and why a used one is a smart buy

What is an HSM — and why a used one is a smart buy

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5 min read
PicoCTF Mod 26 Writeup — Brute-Force a Caesar Cipher

PicoCTF Mod 26 Writeup — Brute-Force a Caesar Cipher

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3 min read
Sixteen XORs and not a single if

Sixteen XORs and not a single if

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6 min read
Zero-Knowledge Proofs Explained for Developers

Zero-Knowledge Proofs Explained for Developers

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2 min read
I Asked Professional Cryptographers to Review My Security Library. Here's What They Found.

I Asked Professional Cryptographers to Review My Security Library. Here's What They Found.

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6 min read
RSA-2048 and RSA-3072 have different futures

RSA-2048 and RSA-3072 have different futures

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6 min read
Everyone agrees on the risk. They disagree on the price.

Everyone agrees on the risk. They disagree on the price.

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7 min read
We Built a Dead Man's Switch for a Crypto Wallet - Then Broke Our Own Encryption, with Zero Dependencies

We Built a Dead Man's Switch for a Crypto Wallet - Then Broke Our Own Encryption, with Zero Dependencies

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7 min read
In April, banking was the least post-quantum-ready sector we measured. It is now second from the top.

In April, banking was the least post-quantum-ready sector we measured. It is now second from the top.

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4 min read
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