From fc52c4f391dd6cae1f20ebfc9aefd9f6bc78cfd8 Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Mon, 20 Jul 2026 19:05:50 +0200
Subject: accountd: Use PKCS#1 v1.5 signatures.

It's what JWT RS256 uses.  Nedded for compatibility with Crypt::OpenSSL
0.38 and later.
---
 lacme-accountd | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lacme-accountd')

diff --git a/lacme-accountd b/lacme-accountd
index 5bc8b5f..a0cc15f 100755
--- a/lacme-accountd
+++ b/lacme-accountd
@@ -174,6 +174,7 @@ if ($OPTS{privkey} =~ /\A(file|gpg):(\p{Print}+)\z/) {
     error("$filename: Not a private key") unless $rsa->is_private();
     error("$filename: Invalid key")       unless $rsa->check_key();
     $rsa->use_sha256_hash();
+    $rsa->use_pkcs1_padding(); # JWT RS256 uses PKCS#1 v1.5 signatures
 
     require 'Crypt/OpenSSL/Bignum.pm';
     my ($n, $e) = $rsa->get_key_parameters(); # don't include private params!
-- 
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