Crypto

Cryptographic fundamentals, signature formats and EviDNA™ proof as delivered in Seal Soft.

    Genomic cryptography and EviDNA™

    Procedural proof concept, ACGT encoding, TrustSequence and manifest — concept / delivered in Seal Soft / limits.

    Hashing and data integrity

    Hash functions, collision resistance and integrity checking without encryption.

    Symmetric and asymmetric encryption

    Shared keys vs key pairs, hybrid encryption and algorithm choices by use case.

    Digital signatures PAdES, CAdES and XAdES

    Advanced electronic signature formats, containers (PDF, CMS, XML) and proof levels (B/T/LT/LTA).

    Cryptographic agility and post-quantum cryptography

    Preparing for algorithmic transition, hybridisation and planning without promising an industrial timeline.

    Electronic sealing vs qualified signature

    Difference between integrity/origin proof and regulated qualified signature (QTSP required).