CipherStash Protect vs Cossack Labs Hermes: Side-by-Side Comparison (2026)

CipherStash Protect: TypeScript SDK for field-level searchable encryption on PostgreSQL databases. built by CipherStash. Core capabilities include Field-level encryption for individual PostgreSQL columns, Searchable encryption (equality and free-text search on encrypted data), Encrypt strings, numbers, and JSON objects..

Cossack Labs Hermes: Crypto framework for access control & encrypted data security in remote storage. built by Cossack Labs. Core capabilities include Client-side plaintext processing — sensitive data is never decrypted on the server, Cryptographic access control — permissions enforced via possession of cryptographic keys, Encrypted CRUD operations — server performs create, read, update, delete on encrypted data only..

Both serve the Database Security market but differ in approach, feature depth, and target audience.

CipherStash Protect differentiates with Field-level encryption for individual PostgreSQL columns, Searchable encryption (equality and free-text search on encrypted data), Encrypt strings, numbers, and JSON objects. Cossack Labs Hermes differentiates with Client-side plaintext processing — sensitive data is never decrypted on the server, Cryptographic access control — permissions enforced via possession of cryptographic keys, Encrypted CRUD operations — server performs create, read, update, delete on encrypted data only.

CipherStash Protect is developed by CipherStash. Cossack Labs Hermes is developed by Cossack Labs. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

CipherStash Protect integrates with Drizzle, Prisma, Supabase SDK. Cossack Labs Hermes integrates with Themis (Cossack Labs cryptographic library), OpenSSL (via Elliptic Curve Diffie-Hellman). Check integration compatibility with your existing security stack before deciding.

CipherStash Protect and Cossack Labs Hermes serve similar Database Security use cases: both are Database Security tools, both cover Encryption. Key differences: CipherStash Protect is Commercial while Cossack Labs Hermes is Free. Review the feature comparison above to determine which fits your requirements.