From bd04e35a53ce868783f35baf4255876161138293 Mon Sep 17 00:00:00 2001 From: Paul Schaub Date: Sun, 1 Aug 2021 15:54:19 +0200 Subject: [PATCH] Commit investigation code for #160 (Thunderbird interop issues) --- .../InvestigateThunderbirdDecryption.java | 121 ++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 pgpainless-core/src/test/java/investigations/InvestigateThunderbirdDecryption.java diff --git a/pgpainless-core/src/test/java/investigations/InvestigateThunderbirdDecryption.java b/pgpainless-core/src/test/java/investigations/InvestigateThunderbirdDecryption.java new file mode 100644 index 00000000..4b5e40a6 --- /dev/null +++ b/pgpainless-core/src/test/java/investigations/InvestigateThunderbirdDecryption.java @@ -0,0 +1,121 @@ +/* + * Copyright 2021 Paul Schaub. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package investigations; + +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.nio.charset.StandardCharsets; +import java.util.Date; + +import org.bouncycastle.openpgp.PGPException; +import org.bouncycastle.openpgp.PGPPublicKeyRing; +import org.bouncycastle.openpgp.PGPSecretKeyRing; +import org.bouncycastle.util.io.Streams; +import org.junit.jupiter.api.Test; +import org.pgpainless.PGPainless; +import org.pgpainless.algorithm.DocumentSignatureType; +import org.pgpainless.encryption_signing.EncryptionOptions; +import org.pgpainless.encryption_signing.EncryptionStream; +import org.pgpainless.encryption_signing.ProducerOptions; +import org.pgpainless.encryption_signing.SigningOptions; +import org.pgpainless.key.protection.SecretKeyRingProtector; +import org.pgpainless.util.ArmorUtils; + +public class InvestigateThunderbirdDecryption { + + String OUR_KEY = "-----BEGIN PGP PRIVATE KEY BLOCK-----\n" + + "Version: PGPainless\n" + + "Comment: 47D2 3A5E 1455 1FD2 0599 C1FC B57B 5451 9E2D 8FE4\n" + + "Comment: Alice \n" + + "\n" + + "lFgEYP8FlBYJKwYBBAHaRw8BAQdAeJ7fL4TbpSLUJsxGUFnN5MzDZr3lKoKWEO+z\n" + + "hQEFPqcAAP0T8ED8kcch++7UpcN7qZMP4ihbE9Fu9kp/IKOCZDVwGhF+tBxBbGlj\n" + + "ZSA8YWxpY2VAcGdwYWlubGVzcy5vcmc+iHgEExYKACAFAmD/BZQCGwEFFgIDAQAE\n" + + "CwkIBwUVCgkICwIeAQIZAQAKCRC1e1RRni2P5PYqAQC/r4R4RFfVIOPAc16PiffO\n" + + "GDMzRUYAjIyflvOBIEE//QEAsZGQzIstdIp8gY5CF27pbnnSAA/OGPXbDsNArzPN\n" + + "tQicXQRg/wWUEgorBgEEAZdVAQUBAQdAFHEP5NzgON0usvHOsTsROojwVTAqgayc\n" + + "fdPdb597u3UDAQgHAAD/ShtbTmAyZJDjcEDfUNblOogyWntCEgb18Cs5rRm1+agP\n" + + "mIh1BBgWCgAdBQJg/wWUAhsMBRYCAwEABAsJCAcFFQoJCAsCHgEACgkQtXtUUZ4t\n" + + "j+SWdwD/cCXm/ufcaIMMOqRw10Lwefc4euOrpFScWA0rUjnK6yEBAMOH1kGHlLbz\n" + + "mk6D7RbBDdC3aW4xGRjSYBkyhbuxevsDnFgEYP8FlBYJKwYBBAHaRw8BAQdAmuvN\n" + + "FF+pklSxw3+VVqVu2g2ulpJE7HldtU/Jud/jiEgAAP0RPh7QWqm2hhY6vBNr8fhz\n" + + "3GBAfZ4A9HxVymuu1M6qMxEdiNUEGBYKAH0FAmD/BZQCGwIFFgIDAQAECwkIBwUV\n" + + "CgkICwIeAV8gBBkWCgAGBQJg/wWUAAoJEIYvdZaRbR0mBesA/2dxyf9vfRnyrNcm\n" + + "dguMzYe9oLfD2SU2Sa0jXcURQ+A6AP9uYaehPZvEH0kwdeSi60uCOVznCePrY1mK\n" + + "M6UEDMPGBwAKCRC1e1RRni2P5J1FAQDhI3tN5C/klh2j8ptQ7ht0LPlbgVU/WmT8\n" + + "kqejd80WVgEA4dg7MZTk+uzwOWEGIHyxWXRzma9a5k1kM+uxX3RflQU=\n" + + "=IEzi\n" + + "-----END PGP PRIVATE KEY BLOCK-----"; + + String THEIR_CERT = "-----BEGIN PGP PUBLIC KEY BLOCK-----\n" + + "Version: FlowCrypt [BUILD_REPLACEABLE_VERSION] Gmail Encryption\n" + + "Comment: Seamlessly send and receive encrypted email\n" + + "\n" + + "xjMEYL/CRRYJKwYBBAHaRw8BAQdAxaJrnD/gWRGqaAVtQ8R9PI0ZGu/YESJ4\n" + + "HsJeeCxUZOvNF0RlbiA8ZGVuQGZsb3djcnlwdC5jb20+wn4EExYKACYFAmC/\n" + + "wkUCGwMFFgIDAQAECwkIBwUVCgkICwIeAQIZAQWJAQ/XOQAKCRCGwF2G4DXc\n" + + "cttHAP9Axna+jmFhZEajILW7BZ8UJpgz7mCC48RMtRj/pre4nQD/bKJXB+sD\n" + + "zti+tRbi7KNncgkSQeau+Vy/ZnpBUUHBWwjOOARgv8JFEgorBgEEAZdVAQUB\n" + + "AQdA3dN8Hh18Pqd6OevXWl36y7cM58ZRmUVEEZukXRIholYDAQgHwnUEGBYK\n" + + "AB0FAmC/wkUCGwwFFgIDAQAECwkIBwUVCgkICwIeAQAKCRCGwF2G4DXcclpK\n" + + "AQC0uUHWUFNao1Fl85+4c8WecGKsGCihNU9H3q+I1gz22gEAtVo1dWnc0t1f\n" + + "h1MUYq5FmME+KeFCBZZ9lrMAxRhvigI=\n" + + "=+XVJ\n" + + "-----END PGP PUBLIC KEY BLOCK-----\n"; + + @Test + public void generateMessage() throws PGPException, IOException { + System.out.println("Decryption Key"); + System.out.println(OUR_KEY); + PGPSecretKeyRing ourKey = PGPainless.readKeyRing().secretKeyRing(OUR_KEY); + PGPPublicKeyRing ourCert = PGPainless.extractCertificate(ourKey); + PGPPublicKeyRing theirCert = PGPainless.readKeyRing().publicKeyRing(THEIR_CERT); + + System.out.println("Certificate:"); + System.out.println(ArmorUtils.toAsciiArmoredString(ourCert)); + + System.out.println("Crypt-Only:"); + ProducerOptions producerOptions = ProducerOptions + .encrypt(new EncryptionOptions().addRecipient(ourCert).addRecipient(theirCert)) + .setFileName("msg.txt") + .setModificationDate(new Date()); + + generateMessage(producerOptions); + + System.out.println("Sign-Crypt:"); + producerOptions = ProducerOptions + .signAndEncrypt(new EncryptionOptions().addRecipient(ourCert).addRecipient(theirCert), + new SigningOptions().addInlineSignature(SecretKeyRingProtector.unprotectedKeys(), ourKey, DocumentSignatureType.BINARY_DOCUMENT)) + .setFileName("msg.txt") + .setModificationDate(new Date()); + + generateMessage(producerOptions); + } + + private void generateMessage(ProducerOptions producerOptions) throws PGPException, IOException { + String data = "Hello World\n"; + ByteArrayOutputStream out = new ByteArrayOutputStream(); + EncryptionStream encryptionStream = PGPainless.encryptAndOrSign() + .onOutputStream(out) + .withOptions(producerOptions); + + Streams.pipeAll(new ByteArrayInputStream(data.getBytes(StandardCharsets.UTF_8)), encryptionStream); + encryptionStream.close(); + + System.out.println(out); + } +}