The EPO published IBM's patent application EP4179693A1 for a system and method of distributing encrypted data objects with hash verification. The technology addresses cryptographic key distribution (IPC H04L 9/08, H04L 9/14) and allows recipients to verify data integrity without full decryption. The patent names Anthony Thomas Sofia as inventor and covers designated states including Germany, France, the United Kingdom, and other European Patent Convention member states.

This patent publication is informational and does not impose compliance requirements on third parties. Technology companies developing encrypted data distribution systems may wish to review this patent for freedom-to-operate considerations or potential licensing needs. No action is required for compliance purposes.