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.\" ========================================================================
.\"
.IX Title "OPENSSL-PRIME 1SSL"
.TH OPENSSL-PRIME 1SSL "2023-10-23" "3.0.11" "OpenSSL"
.\" For nroff, turn off justification. Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
.nh
.SH "NAME"
openssl\-prime \- compute prime numbers
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
\&\fBopenssl prime\fR
[\fB\-help\fR]
[\fB\-hex\fR]
[\fB\-generate\fR]
[\fB\-bits\fR \fInum\fR]
[\fB\-safe\fR]
[\fB\-provider\fR \fIname\fR]
[\fB\-provider\-path\fR \fIpath\fR]
[\fB\-propquery\fR \fIpropq\fR]
[\fB\-checks\fR \fInum\fR]
[\fInumber\fR ...]
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
This command checks if the specified numbers are prime.
.PP
If no numbers are given on the command line, the \fB\-generate\fR flag should
be used to generate primes according to the requirements specified by the
rest of the flags.
.SH "OPTIONS"
.IX Header "OPTIONS"
.IP "\fB\-help\fR" 4
.IX Item "-help"
Display an option summary.
.IP "\fB\-hex\fR" 4
.IX Item "-hex"
Generate hex output.
.IP "\fB\-generate\fR" 4
.IX Item "-generate"
Generate a prime number.
.IP "\fB\-bits\fR \fInum\fR" 4
.IX Item "-bits num"
Generate a prime with \fInum\fR bits.
.IP "\fB\-safe\fR" 4
.IX Item "-safe"
When used with \fB\-generate\fR, generates a \*(L"safe\*(R" prime. If the number
generated is \fIn\fR, then check that \f(CW\*(C`(\f(CIn\f(CW\-1)/2\*(C'\fR is also prime.
.IP "\fB\-provider\fR \fIname\fR" 4
.IX Item "-provider name"
.PD 0
.IP "\fB\-provider\-path\fR \fIpath\fR" 4
.IX Item "-provider-path path"
.IP "\fB\-propquery\fR \fIpropq\fR" 4
.IX Item "-propquery propq"
.PD
See \*(L"Provider Options\*(R" in \fBopenssl\fR\|(1), \fBprovider\fR\|(7), and \fBproperty\fR\|(7).
.IP "\fB\-checks\fR \fInum\fR" 4
.IX Item "-checks num"
This parameter is ignored.
.SH "COPYRIGHT"
.IX Header "COPYRIGHT"
Copyright 2017\-2020 The OpenSSL Project Authors. All Rights Reserved.
.PP
Licensed under the Apache License 2.0 (the \*(L"License\*(R"). You may not use
this file except in compliance with the License. You can obtain a copy
in the file \s-1LICENSE\s0 in the source distribution or at
<https://www.openssl.org/source/license.html>.
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