226 lines
14 KiB
Java
226 lines
14 KiB
Java
// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
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//
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// SPDX-License-Identifier: Apache-2.0
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package org.pgpainless.decryption_verification;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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import static org.junit.jupiter.api.Assertions.fail;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.nio.charset.StandardCharsets;
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import org.bouncycastle.openpgp.PGPException;
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import org.bouncycastle.openpgp.PGPSecretKeyRing;
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import org.junit.jupiter.api.Test;
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import org.pgpainless.PGPainless;
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import org.pgpainless.exception.UnacceptableAlgorithmException;
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/**
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* Test PGPainless' default symmetric key algorithm policy for decryption of messages.
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* The default decryption policy rejects messages encrypted with IDEA and TripleDES, as well as unencrypted messages.
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*/
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public class RejectWeakSymmetricAlgorithmDuringDecryptionTest {
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private static final String key = "-----BEGIN PGP PRIVATE KEY BLOCK-----\n" +
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" Comment: Bob's OpenPGP Transferable Secret Key\n" +
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"\n" +
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" lQVYBF2lnPIBDAC5cL9PQoQLTMuhjbYvb4Ncuuo0bfmgPRFywX53jPhoFf4Zg6mv\n" +
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" /seOXpgecTdOcVttfzC8ycIKrt3aQTiwOG/ctaR4Bk/t6ayNFfdUNxHWk4WCKzdz\n" +
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" /56fW2O0F23qIRd8UUJp5IIlN4RDdRCtdhVQIAuzvp2oVy/LaS2kxQoKvph/5pQ/\n" +
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" 5whqsyroEWDJoSV0yOb25B/iwk/pLUFoyhDG9bj0kIzDxrEqW+7Ba8nocQlecMF3\n" +
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" X5KMN5kp2zraLv9dlBBpWW43XktjcCZgMy20SouraVma8Je/ECwUWYUiAZxLIlMv\n" +
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" 9CurEOtxUw6N3RdOtLmYZS9uEnn5y1UkF88o8Nku890uk6BrewFzJyLAx5wRZ4F0\n" +
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" qV/yq36UWQ0JB/AUGhHVPdFf6pl6eaxBwT5GXvbBUibtf8YI2og5RsgTWtXfU7eb\n" +
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" SGXrl5ZMpbA6mbfhd0R8aPxWfmDWiIOhBufhMCvUHh1sApMKVZnvIff9/0Dca3wb\n" +
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" vLIwa3T4CyshfT0AEQEAAQAL/RZqbJW2IqQDCnJi4Ozm++gPqBPiX1RhTWSjwxfM\n" +
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" cJKUZfzLj414rMKm6Jh1cwwGY9jekROhB9WmwaaKT8HtcIgrZNAlYzANGRCM4TLK\n" +
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" 3VskxfSwKKna8l+s+mZglqbAjUg3wmFuf9Tj2xcUZYmyRm1DEmcN2ZzpvRtHgX7z\n" +
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" Wn1mAKUlSDJZSQks0zjuMNbupcpyJokdlkUg2+wBznBOTKzgMxVNC9b2g5/tMPUs\n" +
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" hGGWmF1UH+7AHMTaS6dlmr2ZBIyogdnfUqdNg5sZwsxSNrbglKP4sqe7X61uEAIQ\n" +
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" bD7rT3LonLbhkrj3I8wilUD8usIwt5IecoHhd9HziqZjRCc1BUBkboUEoyedbDV4\n" +
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" i4qfsFZ6CEWoLuD5pW7dEp0M+WeuHXO164Rc+LnH6i1VQrpb1Okl4qO6ejIpIjBI\n" +
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" 1t3GshtUu/mwGBBxs60KBX5g77mFQ9lLCRj8lSYqOsHRKBhUp4qM869VA+fD0BRP\n" +
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" fqPT0I9IH4Oa/A3jYJcg622GwQYA1LhnP208Waf6PkQSJ6kyr8ymY1yVh9VBE/g6\n" +
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" fRDYA+pkqKnw9wfH2Qho3ysAA+OmVOX8Hldg+Pc0Zs0e5pCavb0En8iFLvTA0Q2E\n" +
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" LR5rLue9uD7aFuKFU/VdcddY9Ww/vo4k5p/tVGp7F8RYCFn9rSjIWbfvvZi1q5Tx\n" +
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" +akoZbga+4qQ4WYzB/obdX6SCmi6BndcQ1QdjCCQU6gpYx0MddVERbIp9+2SXDyL\n" +
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" hpxjSyz+RGsZi/9UAshT4txP4+MZBgDfK3ZqtW+h2/eMRxkANqOJpxSjMyLO/FXN\n" +
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" WxzTDYeWtHNYiAlOwlQZEPOydZFty9IVzzNFQCIUCGjQ/nNyhw7adSgUk3+BXEx/\n" +
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" MyJPYY0BYuhLxLYcrfQ9nrhaVKxRJj25SVHj2ASsiwGJRZW4CC3uw40OYxfKEvNC\n" +
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" mer/VxM3kg8qqGf9KUzJ1dVdAvjyx2Hz6jY2qWCyRQ6IMjWHyd43C4r3jxooYKUC\n" +
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" YnstRQyb/gCSKahveSEjo07CiXMr88UGALwzEr3npFAsPW3osGaFLj49y1oRe11E\n" +
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" he9gCHFm+fuzbXrWmdPjYU5/ZdqdojzDqfu4ThfnipknpVUM1o6MQqkjM896FHm8\n" +
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" zbKVFSMhEP6DPHSCexMFrrSgN03PdwHTO6iBaIBBFqmGY01tmJ03SxvSpiBPON9P\n" +
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" NVvy/6UZFedTq8A07OUAxO62YUSNtT5pmK2vzs3SAZJmbFbMh+NN204TRI72GlqT\n" +
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" t5hcfkuv8hrmwPS/ZR6q312mKQ6w/1pqO9qitCFCb2IgQmFiYmFnZSA8Ym9iQG9w\n" +
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" ZW5wZ3AuZXhhbXBsZT6JAc4EEwEKADgCGwMFCwkIBwIGFQoJCAsCBBYCAwECHgEC\n" +
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" F4AWIQTRpm4aI7GCyZgPeIz7/MgqAV5zMAUCXaWe+gAKCRD7/MgqAV5zMG9sC/9U\n" +
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" 2T3RrqEbw533FPNfEflhEVRIZ8gDXKM8hU6cqqEzCmzZT6xYTe6sv4y+PJBGXJFX\n" +
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" yhj0g6FDkSyboM5litOcTupURObVqMgA/Y4UKERznm4fzzH9qek85c4ljtLyNufe\n" +
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" doL2pp3vkGtn7eD0QFRaLLmnxPKQ/TlZKdLE1G3u8Uot8QHicaR6GnAdc5UXQJE3\n" +
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" BiV7jZuDyWmZ1cUNwJkKL6oRtp+ZNDOQCrLNLecKHcgCqrpjSQG5oouba1I1Q6Vl\n" +
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" sP44dhA1nkmLHtxlTOzpeHj4jnk1FaXmyasurrrI5CgU/L2Oi39DGKTH/A/cywDN\n" +
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" 4ZplIQ9zR8enkbXquUZvFDe+Xz+6xRXtb5MwQyWODB3nHw85HocLwRoIN9WdQEI+\n" +
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" L8a/56AuOwhs8llkSuiITjR7r9SgKJC2WlAHl7E8lhJ3VDW3ELC56KH308d6mwOG\n" +
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" ZRAqIAKzM1T5FGjMBhq7ZV0eqdEntBh3EcOIfj2M8rg1MzJv+0mHZOIjByawikad\n" +
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" BVgEXaWc8gEMANYwv1xsYyunXYK0X1vY/rP1NNPvhLyLIE7NpK90YNBj+xS1ldGD\n" +
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" bUdZqZeef2xJe8gMQg05DoD1DF3GipZ0Ies65beh+d5hegb7N4pzh0LzrBrVNHar\n" +
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" 29b5ExdI7i4iYD5TO6Vr/qTUOiAN/byqELEzAb+L+b2DVz/RoCm4PIp1DU9ewcc2\n" +
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" WB38Ofqut3nLYA5tqJ9XvAiEQme+qAVcM3ZFcaMt4I4dXhDZZNg+D9LiTWcxdUPB\n" +
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" leu8iwDRjAgyAhPzpFp+nWoqWA81uIiULWD1Fj+IVoY3ZvgivoYOiEFBJ9lbb4te\n" +
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" g9m5UT/AaVDTWuHzbspVlbiVe+qyB77C2daWzNyx6UYBPLOo4r0t0c91kbNE5lgj\n" +
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" Z7xz6los0N1U8vq91EFSeQJoSQ62XWavYmlCLmdNT6BNfgh4icLsT7Vr1QMX9jzn\n" +
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" JtTPxdXytSdHvpSpULsqJ016l0dtmONcK3z9mj5N5z0k1tg1AH970TGYOe2aUcSx\n" +
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" IRDMXDOPyzEfjwARAQABAAv9F2CwsjS+Sjh1M1vegJbZjei4gF1HHpEM0K0PSXsp\n" +
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" SfVvpR4AoSJ4He6CXSMWg0ot8XKtDuZoV9jnJaES5UL9pMAD7JwIOqZm/DYVJM5h\n" +
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" OASCh1c356/wSbFbzRHPtUdZO9Q30WFNJM5pHbCJPjtNoRmRGkf71RxtvHBzy7np\n" +
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" Ga+W6U/NVKHw0i0CYwMI0YlKDakYW3Pm+QL+gHZFvngGweTod0f9l2VLLAmeQR/c\n" +
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" +EZs7lNumhuZ8mXcwhUc9JQIhOkpO+wreDysEFkAcsKbkQP3UDUsA1gFx9pbMzT0\n" +
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" tr1oZq2a4QBtxShHzP/ph7KLpN+6qtjks3xB/yjTgaGmtrwM8tSe0wD1RwXS+/1o\n" +
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" BHpXTnQ7TfeOGUAu4KCoOQLv6ELpKWbRBLWuiPwMdbGpvVFALO8+kvKAg9/r+/ny\n" +
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" zM2GQHY+J3Jh5JxPiJnHfXNZjIKLbFbIPdSKNyJBuazXW8xIa//mEHMI5OcvsZBK\n" +
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" clAIp7LXzjEjKXIwHwDcTn9pBgDpdOKTHOtJ3JUKx0rWVsDH6wq6iKV/FTVSY5jl\n" +
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" zN+puOEsskF1Lfxn9JsJihAVO3yNsp6RvkKtyNlFazaCVKtDAmkjoh60XNxcNRqr\n" +
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" gCnwdpbgdHP6v/hvZY54ZaJjz6L2e8unNEkYLxDt8cmAyGPgH2XgL7giHIp9jrsQ\n" +
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" aS381gnYwNX6wE1aEikgtY91nqJjwPlibF9avSyYQoMtEqM/1UjTjB2KdD/MitK5\n" +
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" fP0VpvuXpNYZedmyq4UOMwdkiNMGAOrfmOeT0olgLrTMT5H97Cn3Yxbk13uXHNu/\n" +
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" ZUZZNe8s+QtuLfUlKAJtLEUutN33TlWQY522FV0m17S+b80xJib3yZVJteVurrh5\n" +
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" HSWHAM+zghQAvCesg5CLXa2dNMkTCmZKgCBvfDLZuZbjFwnwCI6u/NhOY9egKuUf\n" +
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" SA/je/RXaT8m5VxLYMxwqQXKApzD87fv0tLPlVIEvjEsaf992tFEFSNPcG1l/jpd\n" +
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" 5AVXw6kKuf85UkJtYR1x2MkQDrqY1QX/XMw00kt8y9kMZUre19aCArcmor+hDhRJ\n" +
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" E3Gt4QJrD9z/bICESw4b4z2DbgD/Xz9IXsA/r9cKiM1h5QMtXvuhyfVeM01enhxM\n" +
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" GbOH3gjqqGNKysx0UODGEwr6AV9hAd8RWXMchJLaExK9J5SRawSg671ObAU24SdY\n" +
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" vMQ9Z4kAQ2+1ReUZzf3ogSMRZtMT+d18gT6L90/y+APZIaoArLPhebIAGq39HLmJ\n" +
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" 26x3z0WAgrpA1kNsjXEXkoiZGPLKIGoe3hqJAbYEGAEKACAWIQTRpm4aI7GCyZgP\n" +
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" eIz7/MgqAV5zMAUCXaWc8gIbDAAKCRD7/MgqAV5zMOn/C/9ugt+HZIwX308zI+QX\n" +
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" c5vDLReuzmJ3ieE0DMO/uNSC+K1XEioSIZP91HeZJ2kbT9nn9fuReuoff0T0Dief\n" +
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" rbwcIQQHFFkrqSp1K3VWmUGp2JrUsXFVdjy/fkBIjTd7c5boWljv/6wAsSfiv2V0\n" +
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" JSM8EFU6TYXxswGjFVfc6X97tJNeIrXL+mpSmPPqy2bztcCCHkWS5lNLWQw+R7Vg\n" +
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" 71Fe6yBSNVrqC2/imYG2J9zlowjx1XU63Wdgqp2Wxt0l8OmsB/W80S1fRF5G4SDH\n" +
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" s9HXglXXqPsBRZJYfP+VStm9L5P/sKjCcX6WtZR7yS6G8zj/X767MLK/djANvpPd\n" +
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" NVniEke6hM3CNBXYPAMhQBMWhCulcoz+0lxi8L34rMN+Dsbma96psdUrn7uLaB91\n" +
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" 6we0CTfF8qqm7BsVAgalon/UUiuMY80U3ueoj3okiSTiHIjD/YtpXSPioC8nMng7\n" +
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" xqAY9Bwizt4FWgXuLm1a4+So4V9j1TRCXd12Uc2l2RNmgDE=\n" +
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" =miES\n" +
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" -----END PGP PRIVATE KEY BLOCK-----";
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private static PGPSecretKeyRing secretKeys;
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static {
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try {
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secretKeys = PGPainless.readKeyRing().secretKeyRing(key);
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} catch (IOException e) {
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fail("Secret key cannot be parsed.");
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}
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}
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@Test
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public void testIDEAAlgorithmIsRejected() {
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// Encrypted using IDEA
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String message = "-----BEGIN PGP MESSAGE-----\n" +
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"Comment: Encrypted using GnuPG 1.4.23.\n" +
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"\n" +
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"hQGMA3wvqk35PDeyAQv/RXoqPXyIPEAgTj0GPNR/L3qs3kLP05QnpUvVryoKVLh9\n" +
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"2XgI5quDsIN35X3eMh31UhYe3x6PuxGQYPJ08PbXPB4Ht3ExWxmvDTc1nWAoi9dH\n" +
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"KBjHXofo2Fqo+TEF1raOr8zDnHlsds8CDgqKS2SIKN/MzPT8Gd+oFSnh/uOCdWUb\n" +
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"R1T30p/65e30z93jcsVYB+u5mGAfOWVMNEKZEyfdotkO5F+d2R0JwM8CZHHct3Tz\n" +
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"Zunbd/JPsdafdieLnE9XbyqbcEP+zD1NmaPUtuXUO/cCFfxKvNRv23T5WASgZ1/f\n" +
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"Psk/ZQ1nL+21sX6CGds9L/Tp2G5qEyiQEdTc2YywslaSoFQ2ElbqUwhONY3rDU1w\n" +
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"3sodf3AcXAdjDP9C45vrzQR8JTosorU1LiPtQFCr0JS2V6K9T9Jo/520Z6Z6tuqs\n" +
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"2HlXRQp+uZ8+6mnIlGK3Wnr9j9twGTt2bUiHQRQPddYbk9dUrhbx4kedziHlhY5o\n" +
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"J1VEHTQT5PJ5/sDkfbva0j4B3pzBIkFzG8TTQzV6ODfdgF5SyP7oHyBRrfJ4TG3g\n" +
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"V07ytPWcdM3F8gvrvHIF63yctaDTeIL+izIKuGvxfQ==\n" +
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"=w0KS\n" +
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"-----END PGP MESSAGE-----\n";
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InputStream messageIn = new ByteArrayInputStream(message.getBytes(StandardCharsets.UTF_8));
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assertThrows(UnacceptableAlgorithmException.class, () ->
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PGPainless.decryptAndOrVerify()
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.onInputStream(messageIn)
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.withOptions(new ConsumerOptions().addDecryptionKey(secretKeys))
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);
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}
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@Test
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public void testTripleDESIsRejected() {
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// encrypted using TripleDES
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String message = "-----BEGIN PGP ARMORED FILE-----\n" +
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"Comment: ASCII Armor added by openpgp-interoperability-test-suite\n" +
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"\n" +
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"wcDMA3wvqk35PDeyAQv5AbewMcvRHUUxRiw7BJCrYy4CL9LDEoFWv4LXr5u0+TJ1\n" +
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"3srTQOSO7FVUZ8ITpAM72M929qpRZa6Ia3vlhuRbU4ZHDbWdVDWM3vZwXyqwSCrU\n" +
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"I8nVhImEmmRH9VT7Kk8FWl2HuDebRp5uEvDp2j2mFqQL5bw7P6WB0qJG3Q7pkbbq\n" +
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"xdDH3BAQQH3drp1E5fAFtVWsi7KeCfc3IAsTYnotuy7xMmStlZw/UpJ2hM3/UFlO\n" +
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"fN2tUmQT6aoSEbdFMQN5DA1R98ik2MNck6Nrt2ffk9VP4MTnSBfcgGUGKO/ot/gF\n" +
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"0SO0yzzrAMIEn3fQuSUBMC/EJc5X5P+EYXzKUmFHajWMiaCB8K/0GvbIsQGg+pOq\n" +
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"3BHskMaZxAVBWib9fiGe+hFB41MWEfuwHlgldpTsNQkACfyWjd1gevu2uythHSOt\n" +
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"j5LwHqnWmSF0rqP89PS394TMdWEnHh09A1oDOqj2A+iXnyj0CekKnucRI7HVbwnN\n" +
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"XtpKTkP7ernVrcl7EpVP0kMBoQA4TrgQARs97nF5fsigLFt1keqbDSOFsXonkWIg\n" +
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"WLlG7ee7fRqQPTSP+OLh4Cm8zDIaCNowj0Ua4KwcWZDYERzg\n" +
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"=j71X\n" +
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"-----END PGP ARMORED FILE-----\n";
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InputStream messageIn = new ByteArrayInputStream(message.getBytes(StandardCharsets.UTF_8));
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assertThrows(UnacceptableAlgorithmException.class, () ->
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PGPainless.decryptAndOrVerify()
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.onInputStream(messageIn)
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.withOptions(new ConsumerOptions().addDecryptionKey(secretKeys))
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);
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}
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@Test
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public void testUnencryptedIsRejected() {
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// Armored, unencrypted message
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String message = "-----BEGIN PGP ARMORED FILE-----\n" +
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"Comment: ASCII Armor added by openpgp-interoperability-test-suite\n" +
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"\n" +
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"wcDMA3wvqk35PDeyAQv+IABXuLpmBViXGwaF7gFugOleb1Vj5Q7dWsSDBpB8NYA9\n" +
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"hPMOfwnJ/XFdnvVGZMiH8mFgj6ZHA6S8mo3uS8/gqEcoyyI3RyvFynyyhk5pyiBl\n" +
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"b7vA+SpPTTHgIdOsc1tA3gvSnicyIGO4bUDODbzkFyuc8BvE0IoKjr6fGWKYKUb1\n" +
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"xnNeQOqDxQr19u119ac+HUY9AxrEpP7toBuJtF3hwTED5VglA4xWYehmOfeo3mT/\n" +
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"atc5Hmkc01GOJb59DbySWiG7CRNYnFewWDfNfuOF+/+O1pC0r0lkxwIbQhRhUYh/\n" +
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"gGo4TM7jbnHuXJZ/dei/FIVldkJLIR5wrMLw/sO1zvX7EPx2cIxjrvpsfrjm39Tm\n" +
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"RtOhAsq+0jUB3MhDfBlFxyzmTeSAQuEJ2OnfJ2UdZ1XM/Y4NT4cNjMDu3/44rT1l\n" +
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"OSfuSPnIrheGdtutAojPTtMJs7kZdXUv5E0zfw4Og7KkH3qsBlTro9Jrvut8LI5K\n" +
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"5J/U4upauTBO4T9xejh/0iwByxNiAAAAAABOT1QgRU5DUllQVEVE0xQAAQIDBAUG\n" +
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"BwgJAAECAwQFBgcICQ==\n" +
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"=qNxx\n" +
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"-----END PGP ARMORED FILE-----\n";
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InputStream messageIn = new ByteArrayInputStream(message.getBytes(StandardCharsets.UTF_8));
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assertThrows(UnacceptableAlgorithmException.class, () ->
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PGPainless.decryptAndOrVerify().onInputStream(messageIn)
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.withOptions(new ConsumerOptions().addDecryptionKey(secretKeys))
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);
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}
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// Control: In contrast, AES256 is acceptable
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@Test
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public void testAES256IsAccepted() throws PGPException, IOException {
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String message = "-----BEGIN PGP ARMORED FILE-----\n" +
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"Comment: ASCII Armor added by openpgp-interoperability-test-suite\n" +
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"\n" +
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"wcDMA3wvqk35PDeyAQwAklBSfkiq1bdIAoT/CKoyHZcm8vIZ0bmoRio9ES1QDdFn\n" +
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"ZRI4AhCUOSIyn/65aOe6Jole8HuXTxAOqyGxdfgoWOlfbQuuGnOBVus/jekesFfy\n" +
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"kRZdzK+W/ID6HT6wOXTH+BdrvM4OmJ9ffi7RzdgEXFR+Ujq6670ivGDgvVv59zo7\n" +
|
|
"jLlzLuCBNuV6cveev2lX4VWrCf5TtikJA9YrY81SMDvui97X1zGO0hdT22LfO9P4\n" +
|
|
"3dgjs0bCrlvQYbkqkFPscJ073QBeKBKxRZN1kxZARRNXfR7y1rilVEsPm9zJ+/ut\n" +
|
|
"+Mn6ASWHMU9WgUYHxUqf4g6hIc2Kn2a0bjUevGxUCBTsB0p1joZiG7F3j1bSkS4R\n" +
|
|
"gTalxogmOjm3DmPsEx5gsHr48Iyweyotp8/zB3wSVh3EuyQ2AtEwqF+agDsyC0Uw\n" +
|
|
"RzxjlqrNLJ2lzCatbDBnWN/FUQR7BXrkjynFZDc4wXdHN/VdspVBs40xbSllHE1G\n" +
|
|
"Y4SilAYywXN/hTvCsUBo0kgBW6nOT4fW8Epx9RbKwgY7TFUF/zKOq5aBXvYavsHl\n" +
|
|
"4yjtOxfmmp9Fac50SS5i9dzBdnVNllLs+ADQt+LksJnzTW1IINGnIw8=\n" +
|
|
"=kLfl\n" +
|
|
"-----END PGP ARMORED FILE-----\n";
|
|
InputStream messageIn = new ByteArrayInputStream(message.getBytes(StandardCharsets.UTF_8));
|
|
|
|
PGPainless.decryptAndOrVerify().onInputStream(messageIn)
|
|
.withOptions(new ConsumerOptions().addDecryptionKey(secretKeys));
|
|
}
|
|
|
|
}
|