CATEGORY
Cryptography 6,603 crates
Data as of 2026-07-25 (crates.io database dump, timestamp 2026-07-25T02:00:36Z). Source: crates.io · db-dump.tar.gz · methodology & corrections.
zkmcu-vectorsBaked-in Groth16/BN254 test vectors (EIP-197 format) for zkmcu-verifier23MIT OR Apache-2.0
pq-xwing-sigPlaceholder crate to reserve the name pq-xwing-sig for the upcoming release.23MIT OR Apache-2.0
moloch-apiREST/WebSocket API layer for Moloch audit chain23MIT
pq-file-cryptPlaceholder crate to reserve the name pq-file-crypt for the upcoming release.23MIT OR Apache-2.0
micronet-antennaNetwork-native micronation kernel spirit: identity, proposals/votes, global state sync primitives.23MIT
health-backendDaily wellness check‑in that handles PHI securely.23MIT
leonaLIONESS cipher construction23MIT
dec-cryptorA high-performance file encryption tool using AES-256-CTR and Argon2id.23MIT
nklave-cosmosCosmos/CometBFT remote signer protocol (Tendermint PrivValidator) for Nklave23MIT
nklave-cliCommand-line tools for Nklave key management and operations23MIT
nklave-serverMain server binary for Nklave with TLS, metrics, and configuration23MIT
neuron-crypto-hardwareStub crypto provider for PKCS#11 / YubiKey PIV hardware tokens23MIT OR Apache-2.0
secrets-vaultAES-256-GCM encrypted key-value vault with PBKDF2 key derivation. Store API keys and tokens securely instead of plaintext…23MIT
strxA powerful string manipulation tool with JWT, hash, encoding, and crypto support23MIT OR Apache-2.0
news-backendPersonalized article recommendations without profiling or cookies.23MIT
aigis-enc-bindingRust bindings for the AIGIS-ENC KEM/TKEM implementation from PQMagic23Apache-2.0
esp-solanaCompact no_std Solana SDK for ESP32 microcontrollers23MIT
zk-citadel-walletWallet CLI for the Citadel protocol.23MPL-2.0
agent-governance-mcpPublic Preview — MCP governance and security primitives for the Agent Governance Toolkit23MIT
windy-mineEnd-to-end Risc Zero proof + Base mainnet mint for the WNDY (windy-coin) token. Also a `windy mine` plugin for windy-lang.23MIT
gabidulinRank-metric coding from GF(2^m) up to the RQC scheme — Gabidulin and Augmented-Gabidulin encode/decode, built from a…23MIT OR Apache-2.0
sealablePluggable password-to-sealed-string encryption for secrets22MIT OR Apache-2.0
agent-payL402 + DID-signed invoices: agent-to-agent Lightning payments (Rust port of @p-vbordei/agent-pay)22Apache-2.0
solana-keypair-utilsA Rust utility for managing Solana keypairs with Base58 ↔ JSON conversion and vanity address generation22MIT
wasm-crypto-boxBrowser-safe WebAssembly wrapper for ed25519 signing and verification22MIT
pqsignHybrid post-quantum file signing (Ed25519 + ML-DSA-65)22MIT
flingSecure, ephemeral secret sharing for developers22MIT
sp1-gpu-perfTODO22MIT OR Apache-2.0
pq-csrPost-quantum Certificate Signing Request22MIT
pq-jwsPost-quantum JSON Web Signature22MIT
wpa-nextHybrid post-quantum resistant Wi-Fi security protocol prototype (ML-KEM-768 + X25519 + HKDF-SHA384)22MIT
rustywallet-musigMuSig2 Schnorr multisig implementation (BIP327)22MIT
rustywallet-frostFROST threshold signatures for rustywallet22MIT
pq-workerWeb Worker wrapper for non-blocking PQ operations22MIT
rustywallet-coinjoinCoinJoin and PayJoin (BIP78) utilities for rustywallet22MIT
pq-jwt-verifyVerify-only JWT library (smaller bundle)22MIT
memokeyCLI for memobuild key generation, signing, and verification22MIT
pq-dtlsDTLS with PQ for UDP applications22MIT
real_time_issue_board_apiself‑hosted, real‑time issue board with a Rust backend (high‑performance API + WebSocket sync) for Remote Teams.22MIT
pq-side-channelSide-channel resistant helpers22MIT
pq-eth-signerEthereum transaction signing with PQ22MIT
pq-dkimDKIM email signing with PQ22MIT
elizaos-plugin-teeelizaOS TEE Plugin - Trusted Execution Environment integration for secure key management and remote attestation22MIT
gsw-rsGSW (Gentry-Sahai-Waters) lattice-based fully homomorphic encryption in Rust22MIT OR Apache-2.0
moloch-verifyFormal verification and runtime invariant checking for Moloch22MIT
moloch-federationMulti-chain federation for cross-chain audit trails22MIT
moloch-anchor-bitcoinBitcoin OP_RETURN anchoring provider for Moloch22MIT
moloch-netNetworking layer for Moloch audit chain22MIT
moloch-anchor-ethereumEthereum anchoring provider for Moloch22MIT
dreamwell-loomThe Loom — CausalIntelligenceKernel. Quantum gradient field daemon with spectral annealing, QUG adjoint, φ-scaled convergence,…22Apache-2.0
weaver-dvrWeaver DVR — Dreamwell Virtual Rasterizer API, frame types, and metaphor bindings.22Apache-2.0
neuron-crypto-vaultStub crypto provider for Vault Transit engine22MIT OR Apache-2.0
sigillum-sdkEmbeddable SDK for Sigillum vault integration22MIT OR Apache-2.0
sigillumSecure secret management with hardware-backed encryption22MIT OR Apache-2.0
sigillum-cliCommand-line interface for Sigillum vault management22MIT OR Apache-2.0
multi-agent-oracle基于因果指纹的多智能体预言机系统 SDK22MIT
arloP2P-based RPC URL discovery for Ethereum and Base networks22MIT
cloak-sdkCloak SDK - Privacy-preserving stealth addresses for Solana22MIT OR Apache-2.0
oalacea-shadow-secretA secure, distributed secret management system written in Rust22GPL-3.0
xchacha20-blake3-sivFast, deterministic AEAD construction using XChaCha20 and BLAKE3 SIV22MIT OR Apache-2.0
signv4AWS Signature Version 4 implementation for Rust22MIT
luxprecompile-sysFFI bindings to libluxprecompile — all Lux EVM precompiles via Go shared library22non-standard
ferralloy-packThe signed, verified-behavior artifact format for physical-AI fleets22MIT OR Apache-2.0
pqliteSafe Rust bindings for PQLite (Post-Quantum SQLite)21MIT
sp1-to-snarkjsConvert SP1 Groth16 proof artifacts into snarkjs-compatible JSON artifacts21MIT
roughtimeA no_std-capable Roughtime secure time-sync client with pluggable crypto backends21MIT OR Apache-2.0
znn-sdk-rustZenon SDK for Rust21MIT
simple-saberEducational implementation of Saber KEM21CECILL-B OR Apache-2.0
pq-jweJWE encrypt/decrypt with ML-KEM21MIT
tripfuseA one-time use container for sensitive values21MIT OR Apache-2.0
rust-2fa-hotp-totpZero dependency* HOTP/TOTP 2FA21MIT
pq-fido2FIDO2/CTAP2 with PQ support21MIT
keteEncrypted keyed storage: per-key ChaCha20-Poly1305 over a manifestus vault, addressed and keyed by tohu device identity. The…21MIT OR Apache-2.0
hmacdrbgPure Rust implementation of HMAC_DRBG as described in NIST SP800-90A21Apache-2.0 OR MIT
sha2-fvFormally verified Pure Rust implementation of the SHA-2 hash function
family (SHA-224, SHA-256, SHA-384, SHA-512, SHA-512/224,…21MIT OR Apache-2.0
eyvara-vrfPost-quantum lattice-based Verifiable Random Function (VRF) from Module-LWE21MIT OR Apache-2.0
veil-tee-tpmTPM 2.0 backend for veil21MIT
veil-tee-macrosProcedural macros for veil (#[veil::protect])21MIT
coldstar-isoBootable Alpine Linux image builder and USB flasher for Coldstar cold wallet21MIT
ruqu-qflgQuantum Federated Learning with Byzantine Tolerance - Privacy-preserving distributed quantum ML21MIT
hop-sdkClient SDK for the Polkadot HOP protocol21Apache-2.0
dreamwell-runtimeDreamwell Runtime — cross-platform GPU-accelerated game client21Apache-2.0
dreamwell-cliDreamwell CLI — dream command for project management21Apache-2.0
quinn-deferred-configClientHello-based deferred ServerConfig selection for Quinn, without forking Quinn or rustls.21MIT OR Apache-2.0
vyre-sigstoreKeyless sigstore signing + verification for vyre conformance certificates21MIT OR Apache-2.0
neo-devpack-solidityProduction-focused Solidity-to-NeoVM compilation system21MIT
vauban-claim-verifierForensic verifier for Vauban Claim Algebra (OSS-13). Offline, zero-Vauban-dependency, Apache 2.0.21Apache-2.0 OR MIT
rose-squared-sdkPrivacy-preserving encrypted search SDK implementing the SWiSSSE protocol with forward/backward security and volume-hiding,…21MIT
sigillum-clientClient SDK for connecting to a Sigillum vault daemon21MIT OR Apache-2.0
sigillum-daemonSigillum vault daemon with web UI and REST API21MIT OR Apache-2.0
trios-cryptoCryptographic operations for BTC mining and DePIN primitives21MIT OR Apache-2.0
sigillum-serverSigillum vault server library for custom deployments21MIT OR Apache-2.0
ironlockA secure file encryption CLI tool using Argon2id and ChaCha20-Poly130521MIT
patent-hashA custom hashing algorithm with complex random number generation based on SHA-256 principles21MIT OR Apache-2.0
bibeam-cryptoKey and keying-material helpers: x25519 peer keys, control-plane chacha20-poly1305 aead, ed25519 identity with pkcs#8 pem, paseto…21MIT
ezpgpA minimal, auditable PGP encryption tool for secure messaging21MIT
nip46-signerNIP-46 remote signing server — per-client permissions, session management, and Heartwood signing extensions.21MIT
ark-piopA general-purpose Polynomial Interactive Oracle Proof (PIOP) framework built on arkworks.21MIT/Apache-2.0
hanzo-cryptoPure-Rust cryptography library for Hanzo ecosystem including post-quantum algorithms21MIT OR Apache-2.0
himitsu-cliAge-based secrets management with transport-agnostic sharing21MIT
poprf-ristretto-ffiC ABI bindings for poprf-ristretto (RFC 9497 POPRF / ristretto255-SHA512)21MIT OR Apache-2.0
ksp-coreCore types, packet format, and binary encoding for the Kush Secure Protocol21MIT
trustgrant-verifyCold-path verification pipeline for the TrustGrant protocol21MIT OR Apache-2.0
timing-oracleDetect timing side channels in cryptographic code20MPL-2.0
maigeA CLI tool for securely managing and injecting environment variables and secrets20AGPL-3.0-only
lastid-sdkRust SDK for LastID IDP integration - request and verify credentials with type-safe policy builders20MIT OR Apache-2.0
flatline-umacRust bindings for UMAC (Universal Message Authentication Code)20MIT
ikigai-signCapability-gated Ed25519 signing + verification module for ikigai: `urn:sign:sign` (requires `urn:cap:sign`) turns bytes + a…20MIT OR Apache-2.0
qhermes-a2aQHermes 26 — A2A identity and authorization layer (Agent Cards, credential chains, KEM session handshake)20LicenseRef-Copertino-1.0
pkix-ctCertificate Transparency SCT verification for pkix-chain (RFC 6962)20Apache-2.0 OR MIT
ephemeris-coreMessage-level deniable encryption library using OTP + non-committing key wrapping20MIT
idprova-mcpIDProva MCP auth middleware — drop-in identity verification for MCP servers20Apache-2.0
post-quantum-web3-securityPost-Quantum Web3 Security — hybrid signatures (ed25519 + Falcon-512) for Solana, Aptos, and Ethereum20MIT
atlas-ecdh-bridgeDerive deterministic Ed25519 signing keys from WebAuthn/Passkey P-256 ECDH — zero persistent secrets, hardware-bound identity20MIT OR Apache-2.0
elizaos-plugin-nostrNostr decentralized messaging plugin for elizaOS agents20MIT
veil-tee-softwareSoftware-only fallback backend for veil (stub)20MIT
coldstar-privacyPrivacy transaction layer for Coldstar cold wallet — mode selection, signing policy engine, privacy validation, and SPL…20MIT
dreamwell-modelsDreamwell quantum inference toy models — 10 experiments validating the density matrix as a differentiable computation with…20Apache-2.0
dreamwell-waymarkDreamwell Waymark v1.0.0 — official content pack templates for the Dreamwell engine20Apache-2.0
rsa-rust-toolProduction-grade RSA CTF attack tool — Rust port of RsaCtfTool20MIT
i2pvanityFast I2P (.b32.i2p) vanity address generator20MIT OR Apache-2.0
hanfei-fa法 — ML model weight integrity verification via hierarchical Merkle trees. O(1) root check, O(k log C) layer-aware diff.20Apache-2.0
cyphera-kmipKMIP client for Rust — connect to any KMIP-compliant key management server20Apache-2.0
elizaos-plugin-signalSignal messaging integration plugin for elizaOS agents20MIT
attestationOne Attestation to Rule them All20MIT
ferogram-e2eTelegram Secret Chat end-to-end encryption implementation for Ferogram20MIT OR Apache-2.0
shrimps-signerPost-quantum SHRIMPS signature scheme: WOTS+ with Merkle trees for STARK-provable verification20MIT
qzkpQuantum Zero-Knowledge Proof protocol with BB84 simulation and Aadhaar identity verification20MIT
keyleluya-crypto-chirhoHybrid post-quantum cryptography for KeyLeLuYa20MIT
aura-redactTwo-pass secret and PII scrubber: regex patterns + Shannon-entropy detection. Drop-in for LLM logs and telemetry.20Apache-2.0
teeifyThe official Rust SDK for Teeify. Secure infrastructure for AI Agents in TEEs.20MIT
cedar-agent-schemasCanonical Cedar schema library for agent action verbs (exec, open, connect, request_tool). Rust helpers for constructing Cedar…20Apache-2.0
bibeam-protocolWire frames and postcard codec.20MIT
bibeam-runtimeShared runtime primitives: tracing, metrics, config, signals, health.20MIT
bibeam-tunCross-platform TUN device wrapper and L3 packet pipeline.20MIT
yubiwalletSeedless multi-chain hardware wallet on a YubiKey — sign Solana, Ethereum, Sui and Bitcoin with keys that never leave the device20MIT OR Apache-2.0
oxicryptPure-Rust FIPS 140-3 Level 1 cryptographic module — under active development20Apache-2.0
tempest-rngTempest v3: cryptographic-grade CSPRNG (2^128 security, 17.7 Gbit/s)20MIT
six_sevenSix Seven Cryptography20MIT
pkix-truststore-pkcs11PKCS#11 / HSM / smart card trust store adapter for pkix-truststore — stub20Apache-2.0 OR MIT
vanity-btcBitcoin vanity address generator — find your perfect address20MIT
evault-cliCommand-line interface and binary for evault.20MIT
stellar-agent-nonceHMAC-SHA256 wallet-issued nonce with a replay window and key rotation for the Stellar agent wallet.20Apache-2.0
ikigai-encryptPublic-key encryption module for ikigai — the dual of ikigai-sign. `urn:encrypt:encrypt` (open) seals bytes to one or more…20MIT OR Apache-2.0
threefish-eme2-sha3Deterministic Authenticated Encryption (DAE) cipher using Threefish, EME2, and SHA3-51220MIT OR Apache-2.0
ksp-cryptoCryptographic primitives for the Kush Secure Protocol: X25519 key exchange, AEAD encryption, HKDF key derivation, and Ed25519…20MIT
ogentic-audit-coreHMAC-SHA256 chained, append-only audit log — core library (writer, reader, verifier, key handle)20Apache-2.0
cryptodexCryptodex — cryptographic library family. Under active development by Rebel Software.19AGPL-3.0-only
oxitls-rustls-providerFIPS/CNSA 2.0 rustls CryptoProvider backed by oxicrypt — reserved namespace19Apache-2.0
oxitls-webpki-mldsaML-DSA-87 signature verification adapter for rustls-webpki — under active development19Apache-2.0
ocsp-mock-responderIn-process mock OCSP responder for integration tests, with configurable Good / Revoked / TryLater statuses.19MIT
merkle-helix-rsA high-performance, parallel, generic Merkle tree library with inclusion/non-membership proofs and pluggable hashers19MIT OR Apache-2.0
es3-cliCommand line interface for ES3 dossier files19MIT OR Apache-2.0
authenA robust, modular, high-level, and secure authentication crate for Rust.19Apache-2.0
sidecheck-coreRemote timing side-channel auditor for your own HTTP services19MIT
causewayReserved name for Causeway Mesh — a serverless, partition-tolerant, post-quantum group-encryption protocol built on the Causal…19MIT OR Apache-2.0
inherence-verifierReference verifier for Inherence receipts (verification protocol v1).19Apache-2.0
xorfiles_simdA Rust cli for XOR file operations using AVX2 instructions.19MIT
hardboundHardbound — public trait surface for the enterprise hardware-bound trust tier of Web4. Implementations of these traits anchor…19AGPL-3.0-or-later
kyberlib-wasmWebAssembly bindings for kyberlib — FIPS 203 ML-KEM (CRYSTALS-Kyber) in the browser via wasm-bindgen.19MIT OR Apache-2.0
kyber-pqcNative ML-KEM-512 (Kyber-512) post-quantum key encapsulation19MIT
mycelix-zkp-coreShared dual-backend ZKP verification library for Mycelix — RISC0 + Winterfell + Dilithium519AGPL-3.0-or-later
jevilA stateless few-time signature scheme with a sharp cliff at the (n*+1)-th signature.19MIT OR Apache-2.0
assinador-livre-rsAplicacao desktop em Rust para assinatura digital de PDF com certificado A3 no Windows, com API WebSocket local19MIT
prompt-hashDeterministic cache key for an LLM prompt: normalize whitespace, hash messages, mix in model + temperature. Pairs with…19MIT OR Apache-2.0
dreamwell-matterDreamMatter benchmark — GPU physics materialization demo and profiler19Apache-2.0
sesame_cliP2P encrypted chat with deniable authentication, panic mode, and multi-peer mesh19MIT
embed-keyDeterministic cache key for an embedding request: hash text + mix in provider, model, and dimensionality. So a cache survives…19MIT OR Apache-2.0
hissStatic, type-level Noise Protocol Framework with pluggable hardware-backed crypto.19MIT OR Apache-2.0
agent-phoneMinimal sync RPC between two AI agents (Rust port of @p-vbordei/agent-phone). Self-custody keys, Noise-framework handshake,…19Apache-2.0
alea-sdkCPI crate for Alea — drand BN254 BLS randomness verifier on Solana19Apache-2.0
agent-cidContent-addressed artifact manifest for AI agents (Rust port of @p-vbordei/agent-cid)19Apache-2.0
kindred-agent-idSelf-custody DID + capability VC profile for AI agents (Rust port of @p-vbordei/agent-id)19Apache-2.0
lysCryptographic trust infrastructure for AI agents — CLI for identity, attestation, transparency logs, and verification.19Apache-2.0
subgrindFast Substrate/Polkadot/Bittensor vanity address generator (BIP39 mnemonics, regex matching)19MIT OR Apache-2.0
cry_sha256A lightweight SHA-256 implementation for data integrity, no_std compatible.19MIT
nfe-cliCLI for NF-e document handling19MIT
kakureminoAnonymous transport library — trait-based backends for Tor, SOCKS5, and direct TCP19MIT
halo2-solana-verifierno_std PSE Halo2 (BN254/KZG/SHPLONK) proof verifier for Solana BPF19MIT OR Apache-2.0
torporPoW built on a Rivest-Shamir-Wagner time-lock puzzle. Inherently sequential and cheap to verify.19MIT OR Apache-2.0
agent-askFederated public Q&A protocol for AI agents — signed Q/A/Rating, content-addressed, pull federation (Rust port of…19Apache-2.0
liberato-address-schemeThe Rust Implementation of the Decentralized Addressing Scheme for Liberato-Address-Scheme19Apache-2.0 OR MIT
dotsealSeal individual dotenv values with scope-bound keys (AES-256-GCM, AAD-bound to (scope, name))19MIT OR Apache-2.0
threencrRust implementation of the 3ncr.org v1 string encryption standard (AES-256-GCM).19MIT
starlab-cliHeadless Starlab MPC node — FROST DKG, threshold signing, and key resharing over a WebRTC mesh.19MIT OR Apache-2.0
secret-shareSecret sharing schemes: Shamir's (t,n) threshold, additive sharing, visual cryptography basics19MIT OR Apache-2.0
tenzro-consensusHotStuff-2 BFT consensus engine for Tenzro Network with TEE-weighted leader selection and equivocation detection19Apache-2.0
ckb-opt-sha512Optimized SHA-512 implementation for CKB-VM with Rust bindings19MIT
gpg-inspectorA TUI for parsing and inspecting OpenPGP (GPG) packets according to RFC 4880 and RFC 958019MIT
cfuelToolkit for RSA avalanche analysis, candidate scoring, and search.19EPL-2.0
hanzo-kbsHanzo AI - Key Broker Service (KMS + attestation + post-quantum vault)19MIT OR Apache-2.0
age-otpGenerate and verify time-based OTP codes from age public keys19MIT
keysat-licensing-clientClient library for Keysat. Verifies signed license keys offline and wraps the HTTP API for purchase and revocation checks.19MIT OR Apache-2.0
sealed-channelTransport-agnostic, forward-secret authenticated record channel from a PSK plus an externally-supplied ephemeral DH shared secret…19MIT OR Apache-2.0
lattice-crypto-rsLattice-based cryptography primitives: LWE encryption/decryption, Ring-LWE structures, Gaussian sampling, and lattice basis…19MIT OR Apache-2.0
jadesJSON Advanced Electronic Signatures (JAdES) — JWS signing and verification implementing ETSI TS 119 182-119BSD-2-Clause
qnsiOfficial Rust SDK for the QNSI Quantum-Native Security Infrastructure — post-quantum cryptography (ML-KEM, ML-DSA, SLH-DSA,…19Apache-2.0
flambergeCommand-line DRM removal for ebooks (Flamberge, reimplemented in Rust)18MIT
falcon-multisigProduction-grade post-quantum threshold multisignature library using Falcon-512 (NIST FIPS 206 / FN-DSA)18MIT OR Apache-2.0
nula-nwcNIP-47 Nostr Wallet Connect (NWC) client built on `nula-relay`. Drives a remote Lightning wallet service over encrypted DMs.18MIT OR Apache-2.0