.nh
.TH "singularity" "1" "Feb 2022" "Auto generated by spf13/cobra" ""

.SH NAME
.PP
singularity-sign - Attach digital signature(s) to an image


.SH SYNOPSIS
.PP
\fBsingularity sign [sign options...] \fP


.SH DESCRIPTION
.PP
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.

.PP
To generate a key pair, see 'singularity help key newpair'


.SH OPTIONS
.PP
\fB-g\fP, \fB--group-id\fP=0
	sign objects with the specified group ID

.PP
\fB-h\fP, \fB--help\fP[=false]
	help for sign

.PP
\fB-k\fP, \fB--keyidx\fP=0
	private key to use (index from 'key list --secret')

.PP
\fB-i\fP, \fB--sif-id\fP=0
	sign object with the specified ID


.SH EXAMPLE
.PP
.RS

.nf

  $ singularity sign container.sif

.fi
.RE


.SH SEE ALSO
.PP
\fBsingularity(1)\fP


.SH HISTORY
.PP
20-Feb-2022 Auto generated by spf13/cobra