r/crypto

Fully Homomorphic Encryption Survey

Hi, please fill out Lattica's FHE survey [https://forms.gle/UA4LrVKhkWgENeGS9](https://forms.gle/UA4LrVKhkWgENeGS9). This survey gathers insights from industry experts about the current state and future development of Fully Homomorphic Encryption. Survey results will be widely available here and on social media. Thanks - your …

(ePrint) How to Prove False Statements: Practical Attacks on Fiat-Shamir

Let's Encrypt - Scaling Our Rate Limits to Prepare for a Billion Active Certificates

The Slow Death of OCSP

Optimal Secure Curves For ECC as of 2025?

What are the optimal secure curves for ECC? I have been using Curve25519 because of https://safecurves.cr.yp.to/ and also want to implement Curve448. BLS12_381 is another interesting one, especially for zkps.

Hell Is Overconfident Developers Writing Encryption Code

WOTS-INVERSE-STATELESS-SIGNATURE (32 byte secret key, 16x Public Keys, Post-Quantum): A Work In Progress

Why Do Some SSL/TLS Libraries Lack Support for Crypto Modules/Tokens?

I was reviewing cURL's sheet comparing TLS libraries (https://curl.se/docs/ssl-compared.html). I was surprised when I found only two supporting crypto modules/tokens following the PKCS #11 standard. Why are there so few TLS libraries supporting crypto modules/tokens operating under the PKCS #11 …

Would this key agreement protocol work if written properly in C?

[https://pastebin.com/MM2cvXgL](https://pastebin.com/MM2cvXgL)

Security and Privacy Conferences