PKI --PUB(1) strongSwan PKI --PUB(1)NAME
pki --pub - Extract a public key from a private key or certificate
SYNOPSIS
pki --pub [--in file|--keyid hex] [--type type] [--outform encoding]
[--debug level]
pki --pub --options file
pki --pub -h | --help
DESCRIPTION
This sub-command of pki(1) extracts public keys from a private keys and
certificates.
OPTIONS-h, --help
Print usage information with a summary of the available options.
-v, --debug level
Set debug level, default: 1.
-+, --options file
Read command line options from file.
-i, --in file
Input file. If not given the input is read from STDIN.
-t, --type type
Type of input. One of rsa (RSA private key), ecdsa (ECDSA pri‐
vate key), pub (public key), pkcs10 (PKCS#10 certificate
request), or x509 (X.509 certificate), defaults to rsa.
-f, --outform encoding
Encoding of the extracted public key. One of der (ASN.1 DER),
pem (Base64 PEM), dnskey (RFC 3110 DNS key), or sshkey (RFC 4253
SSH key), defaults to der.
EXAMPLES
Extract the public key from an RSA private key:
pki --pub --in key.der > pub.der
Extract the public key from an X.509 certificate:
pki --pub --in cert.der --type x509 > pub.der
SEE ALSOpki(1)5.1.3 2013-07-31 PKI --PUB(1)
