Belfort vs Stoffel: Side-by-Side Comparison (2026)

Belfort: Hardware-accelerated FHE platform for processing data without decrypting it. built by Belfort. Core capabilities include Fully Homomorphic Encryption (FHE) acceleration via dedicated hardware, Processing of sensitive data without decryption at any stage, Purpose-built streaming architecture for encrypted workloads..

Stoffel: Privacy-first app dev platform using MPC to compute on encrypted data. built by Stoffel. Core capabilities include Secure multi-party computation for encrypted data processing, Stoffel-Lang domain-specific language for privacy-preserving logic, StoffelVM runtime for executing computations on encrypted inputs..

Both serve the Confidential Computing market but differ in approach, feature depth, and target audience.

Belfort differentiates with Fully Homomorphic Encryption (FHE) acceleration via dedicated hardware, Processing of sensitive data without decryption at any stage, Purpose-built streaming architecture for encrypted workloads. Stoffel differentiates with Secure multi-party computation for encrypted data processing, Stoffel-Lang domain-specific language for privacy-preserving logic, StoffelVM runtime for executing computations on encrypted inputs.

Belfort is developed by Belfort. Stoffel is developed by Stoffel. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Belfort and Stoffel serve similar Confidential Computing use cases: both are Confidential Computing tools. Review the feature comparison above to determine which fits your requirements.