libopendkim11 2.11.0~beta2-1 (arm64 binary) in ubuntu groovy

 The OpenDKIM Project is a community effort to develop and maintain a C library
 for producing DKIM-aware applications and an open source milter for providing
 DomainKeys Identified Mail (DKIM) service.
 .
 This package provides library for implementing signing and verification of the
 DomainKeys Identified Mail (DKIM) standard. This library provides support for
 signing and verifying signatures according to RFC 4871, and supports both
 DomainKeys signing policy and DKIM ADSP.