debug: add diagnostic logging to 3DES S/MIME decrypt path

Log legacy key import success/failure, CMS algorithm OIDs (content encryption + key transport), legacy key availability during decrypt attempts, and detailed error messages from both RSA-OAEP and RSAES-PKCS1-v1_5 decrypt paths.
2026-03-30 19:15:02 +02:00
parent 92fb9bf132
commit 066ab1bc32
3 changed files with 29 additions and 5 deletions
@@ -1546,7 +1546,12 @@ export function EmailViewer({
        if (detection.type === 'enveloped-data') {
          // Encrypted message
            const { keyRecords, unlockedDecryptionKeys, unlockedLegacyDecryptionKeys } = smimeStore;
-            smimeDebug('[S/MIME] decrypt attempt:', { keyRecordCount: keyRecords.length, unlockedKeyCount: unlockedDecryptionKeys.size, keyRecordIds: keyRecords.map(k => k.id) });
+            smimeDebug('[S/MIME] decrypt attempt:', {
+              keyRecordCount: keyRecords.length,
+              unlockedKeyCount: unlockedDecryptionKeys.size,
+              legacyKeyCount: unlockedLegacyDecryptionKeys.size,
+              keyRecordIds: keyRecords.map(k => k.id),
+            });

          // Short-circuit: no keys imported at all
          if (keyRecords.length === 0) {