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# cryptography

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

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A Case Study in Solving the Riddle of FrancisTRDEV

A Case Study in Solving the Riddle of FrancisTRDEV

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9 min read
🚀 Toqen Mobile: access in 2 steps

🚀 Toqen Mobile: access in 2 steps

4
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2 min read
P-256 vs 3DES: Why the Next Card Network Won't Use Visa's Crypto

P-256 vs 3DES: Why the Next Card Network Won't Use Visa's Crypto

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2 min read
HMAC-SHA256 in Practice: How Crypto Casinos Generate Provably Fair Game Outcomes

HMAC-SHA256 in Practice: How Crypto Casinos Generate Provably Fair Game Outcomes

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3 min read
Implementing ECDSA from Scratch Without Libraries

Implementing ECDSA from Scratch Without Libraries

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12 min read
🔐 AES-256 Finally Makes Sense (And It’s Way Simpler Than You Think)

🔐 AES-256 Finally Makes Sense (And It’s Way Simpler Than You Think)

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2 min read
The Gap Between Encrypting Secrets and Proving You Handled Them Right

The Gap Between Encrypting Secrets and Proving You Handled Them Right

1
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4 min read
MPC in TypeScript: Private Computation That Actually Runs

MPC in TypeScript: Private Computation That Actually Runs

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7 min read
Addressing User Distrust in GeeksforGeeks: Enhancing AI Content Reliability and Cryptographic Examples

Addressing User Distrust in GeeksforGeeks: Enhancing AI Content Reliability and Cryptographic Examples

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7 min read
504-Bit State Space: How Three Invisible Bands Catch Forged AI Credentials

504-Bit State Space: How Three Invisible Bands Catch Forged AI Credentials

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3 min read
The Math Behind RSA #4: Breaking RSA and the Rise of Elliptic Curve Cryptography

The Math Behind RSA #4: Breaking RSA and the Rise of Elliptic Curve Cryptography

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8 min read
I built a browser-based X.509 certificate chain builder (no dependencies, pure Web Crypto API)

I built a browser-based X.509 certificate chain builder (no dependencies, pure Web Crypto API)

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2 min read
The Masked Truth: When Mathematical Rigor Becomes Marketing in Modern Protocols

The Masked Truth: When Mathematical Rigor Becomes Marketing in Modern Protocols

1
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4 min read
Why Your Computer Can't Just Pick a Number: Navigating the Spectrum of Randomness

Why Your Computer Can't Just Pick a Number: Navigating the Spectrum of Randomness

1
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4 min read
Your AI Agent Can Delete Production — Can You Prove It?

Your AI Agent Can Delete Production — Can You Prove It?

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2 min read
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