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Code Issues Releases Wiki Activity

Added Ed25519 DKIM support

This commit is contained in:
M66B 2023-08-02 19:08:39 +02:00
parent 1d6ab54435
commit 82253119fc
1 changed files with 4 additions and 2 deletions
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6
app/src/main/java/eu/faircode/email/MessageHelper.java
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@ -2304,8 +2304,10 @@ public class MessageHelper {
} else if ("rsa-sha256".equals(a)) {
halgo = "SHA-256";
salgo = "SHA256withRSA";
} else if ("ed25519-sha256".equals(a)) {
halgo = "SHA-256";
salgo = "Ed25519";
} else {
// TODO: Ed25519
Log.i("DKIM a=" + a);
return null;
}
@ -2448,7 +2450,7 @@ public class MessageHelper {
Log.i("DKIM pubkey=" + p);
X509EncodedKeySpec pubKeySpec = new X509EncodedKeySpec(Base64.decode(p, Base64.DEFAULT));
KeyFactory keyFactory = KeyFactory.getInstance("RSA");
KeyFactory keyFactory = KeyFactory.getInstance("Ed25519".equals(salgo) ? "Ed25519" : "RSA");
PublicKey pubKey = keyFactory.generatePublic(pubKeySpec);
Signature sig = Signature.getInstance(salgo); // a=