More test vectors from PyNaCl.
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Didactic Drunk
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@ -16,13 +16,13 @@ Crystal bindings for the [libsodium API](https://libsodium.gitbook.io/doc/)
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## Features
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- [Public-Key Cryptography](https://libsodium.gitbook.io/doc/public-key_cryptography)
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- [x] [Crypto Box Easy](https://libsodium.gitbook.io/doc/public-key_cryptography/authenticated_encryption)
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- [x] ☑ [Crypto Box Easy](https://libsodium.gitbook.io/doc/public-key_cryptography/authenticated_encryption)
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- [x] [Sealed Box](https://libsodium.gitbook.io/doc/public-key_cryptography/sealed_boxes)
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- [ ] [Combined Signatures](https://libsodium.gitbook.io/doc/public-key_cryptography/public-key_signatures)
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- [x] [Detached Signatures](https://libsodium.gitbook.io/doc/public-key_cryptography/public-key_signatures)
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- [Secret-Key Cryptography](https://libsodium.gitbook.io/doc/secret-key_cryptography)
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- Secret Box
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- [x] [Combined mode](https://libsodium.gitbook.io/doc/secret-key_cryptography/authenticated_encryption)
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- [x] ☑ [Combined mode](https://libsodium.gitbook.io/doc/secret-key_cryptography/authenticated_encryption)
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- [ ] [Detached mode](https://libsodium.gitbook.io/doc/secret-key_cryptography/authenticated_encryption)
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- [x] [Secret Stream](https://libsodium.gitbook.io/doc/secret-key_cryptography/secretstream)
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- [AEAD](https://libsodium.gitbook.io/doc/secret-key_cryptography/aead)
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@ -60,6 +60,7 @@ Several features in libsodium are already provided by Crystal:
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* Random (Use [Random::Secure](https://crystal-lang.org/api/latest/Random/Secure.html))
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* SHA-2 (Use [OpenSSL::Digest](https://crystal-lang.org/api/latest/OpenSSL/Digest.html))
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* HMAC SHA-2 (Use [OpenSSL::HMAC](https://crystal-lang.org/api/latest/OpenSSL/HMAC.html))
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* Hex conversion (Use [String#hexbytes](https://crystal-lang.org/api/latest/String.html#hexbytes%3ABytes-instance-method))
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## What should I use for my application?
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@ -1,6 +1,39 @@
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require "../../spec_helper"
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require "../../../src/sodium/crypto_box/secret_key"
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combined_test_vectors = [
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{
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alice_sec: "77076d0a7318a57d3c16c17251b26645df4c2f87ebc0992ab177fba51db92c2a",
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alice_pub: "8520f0098930a754748b7ddcb43ef75a0dbf3a0d26381af4eba4a98eaa9b4e6a",
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bob_sec: "5dab087e624a8a4b79e17f8b83800ee66f3bb1292618b6fd1c2f8b27ff88e0eb",
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bob_pub: "de9edb7d7b7dc1b4d35b61c2ece435373f8343c85b78674dadfc7e146f882b4f",
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nonce: "69696ee955b62b73cd62bda875fc73d68219e0036b7a0b37",
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plaintext: "be075fc53c81f2d5cf141316ebeb0c7b5228c52a4c62cbd44b66849b64244ffce5e" \
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"cbaaf33bd751a1ac728d45e6c61296cdc3c01233561f41db66cce314adb310e3be8" \
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"250c46f06dceea3a7fa1348057e2f6556ad6b1318a024a838f21af1fde048977eb4" \
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"8f59ffd4924ca1c60902e52f0a089bc76897040e082f937763848645e0705",
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ciphertext: "f3ffc7703f9400e52a7dfb4b3d3305d98e993b9f48681273c29650ba32fc76ce483" \
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"32ea7164d96a4476fb8c531a1186ac0dfc17c98dce87b4da7f011ec48c97271d2c2" \
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"0f9b928fe2270d6fb863d51738b48eeee314a7cc8ab932164548e526ae902243685" \
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"17acfeabd6bb3732bc0e9da99832b61ca01b6de56244a9e88d5f9b37973f622a43d" \
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"14a6599b1f654cb45a74e355a5",
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},
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]
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private def box_from_vec(vec)
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alice = Sodium::CryptoBox::SecretKey.new vec[:alice_sec].hexbytes, vec[:alice_pub].hexbytes
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bob = Sodium::CryptoBox::SecretKey.new vec[:bob_sec].hexbytes, vec[:bob_pub].hexbytes
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nonce = Sodium::Nonce.new vec[:nonce].hexbytes
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plaintext = vec[:plaintext].hexbytes
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ciphertext = vec[:ciphertext].hexbytes
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alice.box(bob.public_key) do |box1|
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bob.box(alice.public_key) do |box2|
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yield box1, box2, nonce, plaintext, ciphertext
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end
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end
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end
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private def new_key_bytes
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Sodium::CryptoBox::SecretKey.new.to_slice
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end
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@ -65,4 +98,16 @@ describe Sodium::CryptoBox::SecretKey do
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String.new(decrypted).should eq(data)
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end
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it "PyNaCl combined test vectors" do
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combined_test_vectors.each do |vec|
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box_from_vec(vec) do |box1, box2, nonce, plaintext, ciphertext|
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encrypted, _ = box1.encrypt_easy plaintext, nonce: nonce
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encrypted.should eq ciphertext
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decrypted = box2.decrypt_easy ciphertext, nonce: nonce
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decrypted.should eq plaintext
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end
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end
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end
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end
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@ -1,17 +1,66 @@
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require "../spec_helper"
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require "../../src/sodium/secret_box"
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combined_test_vectors = [
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{
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key: "1b27556473e985d462cd51197a9a46c76009549eac6474f206c4ee0844f68389",
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nonce: "69696ee955b62b73cd62bda875fc73d68219e0036b7a0b37",
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plaintext: "be075fc53c81f2d5cf141316ebeb0c7b5228c52a4c62cbd44b66849b64244ffce5e" \
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"cbaaf33bd751a1ac728d45e6c61296cdc3c01233561f41db66cce314adb310e3be8" \
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"250c46f06dceea3a7fa1348057e2f6556ad6b1318a024a838f21af1fde048977eb4" \
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"8f59ffd4924ca1c60902e52f0a089bc76897040e082f937763848645e0705",
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ciphertext: "f3ffc7703f9400e52a7dfb4b3d3305d98e993b9f48681273c29650ba32fc76ce483" \
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"32ea7164d96a4476fb8c531a1186ac0dfc17c98dce87b4da7f011ec48c97271d2c2" \
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"0f9b928fe2270d6fb863d51738b48eeee314a7cc8ab932164548e526ae902243685" \
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"17acfeabd6bb3732bc0e9da99832b61ca01b6de56244a9e88d5f9b37973f622a43d" \
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"14a6599b1f654cb45a74e355a5",
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},
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]
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private def box_from_test_vector(vec)
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box = Sodium::SecretBox.new vec[:key].hexbytes
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nonce = Sodium::Nonce.new vec[:nonce].hexbytes
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plaintext = vec[:plaintext].hexbytes
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ciphertext = vec[:ciphertext].hexbytes
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{box, nonce, plaintext, ciphertext}
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end
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describe Sodium::SecretBox do
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it "encrypts/decrypts" do
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key = Sodium::SecretBox.new
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box = Sodium::SecretBox.new
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message = "foobar"
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encrypted, nonce = key.encrypt_easy message
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decrypted = key.decrypt_easy encrypted, nonce
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encrypted, nonce = box.encrypt_easy message
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decrypted = box.decrypt_easy encrypted, nonce
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message.should eq String.new(decrypted)
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expect_raises(Sodium::Error::DecryptionFailed) do
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key.decrypt_easy "badmsgbadmsgbadmsgbadmsgbadmsg".to_slice, nonce
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box.decrypt_easy "badmsgbadmsgbadmsgbadmsgbadmsg".to_slice, nonce
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end
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end
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it "PyNaCl combined test vectors" do
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combined_test_vectors.each do |vec|
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box, nonce, plaintext, ciphertext = box_from_test_vector vec
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encrypted = box.encrypt_easy plaintext, nonce
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encrypted.should eq ciphertext
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decrypted = box.decrypt_easy encrypted, nonce
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plaintext.should eq decrypted
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end
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end
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pending "detached test vectors" do
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detached_test_vectors.each do |vec|
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box, nonce, plaintext, ciphertext = box_from_test_vector vec
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encrypted = box.encrypt_detached plaintext, nonce
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encrypted.should eq ciphertext
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decrypted = box.decrypt_detached encrypted, nonce
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plaintext.should eq decrypted
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end
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end
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end
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