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Code Issues Releases Wiki Activity

Small improvement

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This commit is contained in:
M66B 2020-03-21 20:06:31 +01:00
parent 5c3592b7fe
commit 63309f6a35
1 changed files with 4 additions and 2 deletions
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6
app/src/main/java/eu/faircode/email/EmailService.java
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@ -112,6 +112,9 @@ public class EmailService implements AutoCloseable {
"SSLv2", "SSLv3", "TLSv1", "TLSv1.1"
));
private static final Pattern SSL_CIPHER_BLACKLIST =
Pattern.compile(".*(_DES|DH_|DSS|EXPORT|MD5|NULL|RC4|TLS_FALLBACK_SCSV).*");
private EmailService() {
// Prevent instantiation
}
@ -794,9 +797,8 @@ public class EmailService implements AutoCloseable {
sslSocket.setEnabledProtocols(protocols.toArray(new String[0]));
ArrayList<String> ciphers = new ArrayList<>();
Pattern pattern = Pattern.compile(".*(_DES|DH_|DSS|EXPORT|MD5|NULL|RC4|TLS_FALLBACK_SCSV).*");
for (String cipher : sslSocket.getEnabledCipherSuites()) {
if (pattern.matcher(cipher).matches())
if (SSL_CIPHER_BLACKLIST.matcher(cipher).matches())
Log.i("SSL disabling cipher=" + cipher);
else
ciphers.add(cipher);