unsea

Platform-agnostic cryptographic utility toolkit for ephemeral identity, secure messaging, and portable key management — built on WebCrypto + noble-curves.
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cryptocryptographywebcryptop256ecdsaecdhaes-gcmencryptionsigningverificationjwkpempkcs8pbkdf2indexeddbbrowsernodejsephemeralidentitymessagingkey-managementnoble-curvesproof-of-workrate-limitinganti-spamcomputational-proofpowsha256securityinput-validationconstant-timetiming-attack-resistant