1PRIME(1) OpenSSL PRIME(1)
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6 openssl-prime, prime - compute prime numbers
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9 openssl prime [-help] [-hex] [-generate] [-bits] [-safe] [-checks]
10 [number...]
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13 The prime command checks if the specified numbers are prime.
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15 If no numbers are given on the command line, the -generate flag should
16 be used to generate primes according to the requirements specified by
17 the rest of the flags.
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20 [-help]
21 Display an option summary.
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23 [-hex]
24 Generate hex output.
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26 [-generate]
27 Generate a prime number.
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29 [-bits num]
30 Generate a prime with num bits.
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32 [-safe]
33 When used with -generate, generates a "safe" prime. If the number
34 generated is n, then check that (n-1)/2 is also prime.
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36 [-checks num]
37 Perform the checks num times to see that the generated number is
38 prime. The default is 20.
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41 Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
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43 Licensed under the OpenSSL license (the "License"). You may not use
44 this file except in compliance with the License. You can obtain a copy
45 in the file LICENSE in the source distribution or at
46 <https://www.openssl.org/source/license.html>.
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501.1.1 2018-09-11 PRIME(1)