#cryptography

2d ago · 6 min read · The Private Key Problem: Why Agent Wallets Must Never Accept Keys as CLI Arguments If you search GitHub right now, you'll find real production tools that accept private keys as command-line arguments. Some of them have stars. Some of them are used in...

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AMAnirudhan Madhavananirudhan.hashnode.dev

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Hex Encoding and Decoding

6d ago · 2 min read · Bytes are the computational truth, every other representation is an interface format Hex-Encoding Hex encoding is a representation step, not an encryption step. It converts each byte into two ASCII c

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AMAnirudhan Madhavananirudhan.hashnode.dev

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Base64 Encoding and Decoding

6d ago · 4 min read · Bytes are the computational truth, every other representation is an interface format Binary data cannot be safely passed through every channel. Email bodies, JSON fields, HTTP headers, PEM certificat

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AMAnirudhan Madhavananirudhan.hashnode.dev

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Binary Encodings: From Bits to Bytes

6d ago · 3 min read · Binary data is rarely handled in its raw string of 1s and 0s. Instead, developers and systems rely on encodings that balance human readability with machine efficiency. While decimal and octal have spe

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TUTilda Udufofreecodecamp.org

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What Your Auth Library Isn't Telling You About Passwords: Hashing and Salting Explained

Mar 12 · 8 min read · Before I started building auth into my own projects, I didn't think too deeply about what was happening to passwords behind the scenes. Like most developers, I installed a library, called a hash funct

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Aadamrustarians.hashnode.dev

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What are Roots of Unity (and why do they matter in ZK)?

Mar 10 · 17 min read · This post has interactive code editors and animations on the original version where you can run and modify every Rust snippet in the browser. Roots of Unity Welcome back, fellow zk-enjoyer. In the la

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Aadamrustarians.hashnode.dev

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10 Questions from a ZK Meetup in Krakow

Mar 10 · 11 min read · Original version with full formatting on rustarians.com. I gave a talk about halo2 at a Rust meetup in Krakow. The audience asked 10 questions I didn't have time to answer properly on stage, so I wro

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Aadamrustarians.hashnode.dev

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Execution Traces: Packing Data for Polynomials

Mar 10 · 11 min read · This post has interactive code editors and animations on the original version where you can run and modify every Rust snippet in the browser. Execution Traces: Packing Data for Polynomials Welcome, f

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Aadamrustarians.hashnode.dev

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Polynomials in ZK SNARKs

Mar 10 · 8 min read · This post has interactive code editors on the original version where you can run and modify every Rust snippet in the browser. Welcome, fellow zk-enjoyer. You've spent evenings staring at tutorials t

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AGArnav Guptaarnav.tech

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Under the Hood: How 2FA TOTP Authenticator Apps Work

Mar 8 · 18 min read · In the previous article, I walked through how TwoFac is structured as a Kotlin Multiplatform project. Now that the architecture is in place, it's time to zoom into one of the most important pieces ins

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The Private Key Problem: Why Agent Wallets Must Never Accept Keys as CLI Arguments

Hex Encoding and Decoding

Base64 Encoding and Decoding

Binary Encodings: From Bits to Bytes

What Your Auth Library Isn't Telling You About Passwords: Hashing and Salting Explained

What are Roots of Unity (and why do they matter in ZK)?

10 Questions from a ZK Meetup in Krakow

Execution Traces: Packing Data for Polynomials

Polynomials in ZK SNARKs

Under the Hood: How 2FA TOTP Authenticator Apps Work

#cryptography

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#cryptography

Trending tags this week

The Private Key Problem: Why Agent Wallets Must Never Accept Keys as CLI Arguments

Hex Encoding and Decoding

Base64 Encoding and Decoding

Binary Encodings: From Bits to Bytes

What Your Auth Library Isn't Telling You About Passwords: Hashing and Salting Explained

What are Roots of Unity (and why do they matter in ZK)?

10 Questions from a ZK Meetup in Krakow

Execution Traces: Packing Data for Polynomials

Polynomials in ZK SNARKs

Under the Hood: How 2FA TOTP Authenticator Apps Work