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<a href="https://gitlab.com/ZoltanFridrich">Zoltán Fridrich</a> created an issue: <a href="https://gitlab.com/gnutls/gnutls/-/issues/1682">#1682</a>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">certtool --to-p12 always uses hmacWithSHA256
How reproducible: always</p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">Steps to Reproduce:</p>
<ol dir="auto" style="text-align: initial; margin: 0 0 1rem; padding: 0;">
<li style="margin-top: 0; line-height: 1.6em; margin-left: 25px; padding-left: 3px;">openssl req -x509 -newkey rsa -keyout localhost.key -out localhost.crt -subj /CN=localhost -nodes -batch</li>
<li style="line-height: 1.6em; margin-left: 25px; padding-left: 3px;">certtool --to-p12 --outder --p12-name localhost --load-certificate localhost.crt --load-privkey localhost.key --outfile p12 --password pass --hash SHA512</li>
<li style="line-height: 1.6em; margin-left: 25px; padding-left: 3px;">openssl pkcs12 -in p12 -info -nodes -noout -passin pass:pass</li>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">Actual results:
MAC: sha512, Iteration 600000
MAC length: 64, salt length: 8
PKCS7 Encrypted data: PBES2, PBKDF2, AES-128-CBC, Iteration 600000, PRF hmacWithSHA256
Certificate bag
PKCS7 Data
Shrouded Keybag: PBES2, PBKDF2, AES-128-CBC, Iteration 600000, PRF hmacWithSHA256</p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">Expected results:
MAC: sha512, Iteration 600000
MAC length: 64, salt length: 8
PKCS7 Encrypted data: PBES2, PBKDF2, AES-128-CBC, Iteration 600000, PRF hmacWithSHA512
Certificate bag
PKCS7 Data
Shrouded Keybag: PBES2, PBKDF2, AES-128-CBC, Iteration 600000, PRF hmacWithSHA512</p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">Additional info:</p>
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<pre class="code highlight js-syntax-highlight language-plaintext" v-pre="true" style='display: block; font-size: 14px; color: #3a383f; line-height: 1.6em; overflow-x: auto; border-radius: .25rem; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; margin: 0 0 1rem; padding: 12px; border: 1px solid #dcdcde;'><code style='font-size: inherit; color: inherit; word-wrap: normal; word-break: keep-all; border-radius: .25rem; background-color: inherit; white-space: pre; margin-top: 0; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; overflow-wrap: normal; padding: unset;'><span id="LC1" class="line" lang="plaintext" style="margin-top: 0;">maybe the control doesn't have to be --hash</span>
<span id="LC2" class="line" lang="plaintext">int gnutls_pkcs12_bag_encrypt(gnutls_pkcs12_bag_t bag, const char * pass, unsigned int /gnutls_pkcs_encrypt_flags_t/ flags)</span>
<span id="LC3" class="line" lang="plaintext">doesn't have a readily available avenue to pass a choice of a PRF, so this might entail quite some work</span>
<span id="LC4" class="line" lang="plaintext">code reference: https://gitlab.com/gnutls/gnutls/-/blob/c87f5aa5fd5a807a4444e428063db3f8635d378d/lib/x509/pkcs7-crypt.c#L1579</span>
<span id="LC5" class="line" lang="plaintext">wishlist-grade, as this should be workaroundable</span></code></pre>
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