54 lines
1.8 KiB
Bash
Executable File
54 lines
1.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Copyright 2023 Brian Smith.
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#
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# Permission to use, copy, modify, and/or distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
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# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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# OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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set -eux -o pipefail
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IFS=$'\n\t'
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truncate --size 0 empty_message
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openssl genpkey -algorithm RSA \
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-pkeyopt rsa_keygen_bits:2048 \
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-pkeyopt rsa_keygen_pubexp:65537 | \
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openssl pkcs8 -topk8 -nocrypt -outform der > rsa-2048-65537.p8
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openssl pkey -pubout -inform der -outform der \
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-in rsa-2048-65537.p8 | \
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openssl rsa -pubin -RSAPublicKey_out -inform DER -outform DER \
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-out rsa-2048-65537-public-key.der
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openssl dgst -sha256 -sign rsa-2048-65537.p8 -out rsa-2048-65537-signature.bin empty_message
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rm rsa-2048-65537.p8
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m=(2048 3072 4096 8192)
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for i in "${m[@]}"
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do
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echo $i
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openssl genpkey -algorithm RSA \
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-pkeyopt rsa_keygen_bits:2048 \
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-pkeyopt rsa_keygen_pubexp:3 | \
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openssl pkcs8 -topk8 -nocrypt -outform der > rsa-$i-3.p8
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openssl pkey -pubout -inform der -outform der \
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-in rsa-$i-3.p8 | \
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openssl rsa -pubin -RSAPublicKey_out -inform DER -outform DER \
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-out rsa-$i-3-public-key.der
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openssl dgst -sha256 -sign rsa-$i-3.p8 -out rsa-$i-3-signature.bin empty_message
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rm rsa-$i-3.p8
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done
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rm empty_message
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