eecdh

Utility for manual use EECDH protocol. You can use this utility if you need to manually exchange keys according to the EECDH protocol.

Command Line Arguments

• -dh [-k -i -n -t -l] — computate shared key with ECDH+HKDF and save to name
• -pdh [-k -i -n -t] — computate shared key with pure ECDH and save to name
• -g — generate key's pair and save it DEFAULT=key[.pub]
• -h — help page
• -t [PEM|DER] — set output/imported key type DEFAULT=PEM
• -n name — set output file name
• -i peer_key — import peer public key from peer_key
• -k key — import private key DEFAULT=key
• -l key_length — set key length in bytes for KDF DEFAULT=32

Plans

• Add EEC key generation and saving
• Add key importing
• Add ECDH
• Add HKDF with SHA256 v2
• Add ChaCha20+Poly1305