ecdsautils 0.3.2+git20151018-2+deb10u1build0.22.04.1 (riscv64 binary) in ubuntu jammy

 The package provides a series of tools to support, all
 on the basis of the uecc library the
  * generation
  * signing
  * verifification
 of keys for elliptic key cryptography.
 -
 The package became popular in the Freifunk wireless
 networks communities.