singularity sign

Attach digital signature(s) to an image


The sign command allows a user to add one or more digital signatures to a SIF image. By default, one digital signature is added for each object group in the file.

To generate a key pair, see ‘singularity help key newpair’

singularity sign [sign options...] <image path>


$ singularity sign container.sif


-g, --group-id uint32   sign objects with the specified group ID
-h, --help              help for sign
-k, --keyidx int        private key to use (index from 'key list')
-i, --sif-id uint32     sign object with the specified ID


Linux container platform optimized for High Performance Computing (HPC) and Enterprise Performance Computing (EPC)

Auto generated by spf13/cobra on 3-Mar-2022