r/crypto

Zero Knowledge Proofs Alone Are Not a Digital ID Solution to Protecting User Privacy

How to find a suitable Input point for Satoh’s Miller’s inversion algorithms when subfield point compression is used with ʙɴ curves?

Unfortunately, MathJax is unavailable for this sub.

Request for Review: Toy Grid/Time-Based Encryption Project (Feedback Welcome)

Hi r/crypto, I’m hoping to get some honest feedback on a toy encryption project I’ve been working on as a learning and experimentation exercise. I’m very aware that most amateur ciphers don’t survive serious scrutiny, so I’m *not* claiming this …

Replication of Quantum Factorisation Records with an 8-bit Home Computer, an Abacus, and a Dog

"This process wasn’t as simple as it first appeared because Scribble is very well behaved and almost never barks." I'll note the 8-bit home computer lacks divide and multiply instructions too.

Crypto related. QRNG

Check of my GitHub. I have a RUST server that serves up entropy. Useful for crypto. I thought some here may be interested. You can use for free. The docs are on GitHub or in the OpenAPI format via the …

Does Nginx/Apache offer cooperative proxying for 0-RTT tickets?

A mobile client connects to a proxy server from one IP address and gets a session resumption ticket. The proxy server then forwards the request to another server that actually handles the request. The proxy server’s purpose is scalability and …

Proof of encryption logic used

Hey guys, I‘m currently working on a React Native app to be run on iOS and Android, and I wish to offer a sync feature. Naturally, as nice as sync is, people don‘t want their content in plain text on …

Is there a place for asking/seeking paid answer to trivial ellliotic curve related algorithms problems?

I have a problem understanding an algorithm but to the point it s impossible to find help online https://mathoverflow.net/q/497959 and on other forums I met peoples who the have problem applying the algorithm all. So as a result of no …

Stateless, Verifiable zk-Login Protocol with Nonce-Bound Proofs (No Sessions, No Secrets Stored)

I've built an open-source pluggable authentication module called **Salt** that implements a stateless login mechanism using **zk-SNARKs**, **Poseidon hash**, and **nonce-bound proof binding**, with no reliance on sessions, cookies, or password storage. Returns a **DID-signed JWT** (technically a VC-JWT after …

The FIPS 140-3 Go Cryptographic Module