YoungBlood/libsodium_wasm_experimental
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make tampered tests fail less by modifying more bytes

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This commit is contained in:
Ugljesa Jovanovic 2020-10-17 10:03:27 +02:00
parent d7eb516fc4
commit 1e4c56e58a
No known key found for this signature in database
GPG Key ID: 178E6DFCECCB0E0F
4 changed files with 22 additions and 0 deletions
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12
multiplatform-crypto-libsodium-bindings/src/commonTest/kotlin/com/ionspin/kotlin/crypto/aead/AuthenticatedEncryptionWithAssociatedDataTest.kt
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@ -53,6 +53,8 @@ class AuthenticatedEncryptionWithAssociatedDataTest {
assertFailsWith(AeadCorrupedOrTamperedDataException::class) { assertFailsWith(AeadCorrupedOrTamperedDataException::class) {
val tamperedTag = encrypted.copyOf() val tamperedTag = encrypted.copyOf()
tamperedTag[3] = 0U tamperedTag[3] = 0U
tamperedTag[1] = 0U
tamperedTag[0] = 0U
AuthenticatedEncryptionWithAssociatedData.xChaCha20Poly1305IetfDecrypt( AuthenticatedEncryptionWithAssociatedData.xChaCha20Poly1305IetfDecrypt(
tamperedTag, tamperedTag,
associatedData, associatedData,
@ -105,6 +107,8 @@ class AuthenticatedEncryptionWithAssociatedDataTest {
assertFailsWith(AeadCorrupedOrTamperedDataException::class) { assertFailsWith(AeadCorrupedOrTamperedDataException::class) {
val tamperedTag = encrypted.tag.copyOf() val tamperedTag = encrypted.tag.copyOf()
tamperedTag[3] = 0U tamperedTag[3] = 0U
tamperedTag[1] = 0U
tamperedTag[0] = 0U
AuthenticatedEncryptionWithAssociatedData.xChaCha20Poly1305IetfDecryptDetached( AuthenticatedEncryptionWithAssociatedData.xChaCha20Poly1305IetfDecryptDetached(
encrypted.data, encrypted.data,
tamperedTag, tamperedTag,
@ -156,6 +160,8 @@ class AuthenticatedEncryptionWithAssociatedDataTest {
assertFailsWith(AeadCorrupedOrTamperedDataException::class) { assertFailsWith(AeadCorrupedOrTamperedDataException::class) {
val tamperedTag = encrypted.copyOf() val tamperedTag = encrypted.copyOf()
tamperedTag[3] = 0U tamperedTag[3] = 0U
tamperedTag[1] = 0U
tamperedTag[0] = 0U
AuthenticatedEncryptionWithAssociatedData.chaCha20Poly1305IetfDecrypt( AuthenticatedEncryptionWithAssociatedData.chaCha20Poly1305IetfDecrypt(
tamperedTag, tamperedTag,
associatedData, associatedData,
@ -207,6 +213,8 @@ class AuthenticatedEncryptionWithAssociatedDataTest {
assertFailsWith(AeadCorrupedOrTamperedDataException::class) { assertFailsWith(AeadCorrupedOrTamperedDataException::class) {
val tamperedTag = encrypted.tag.copyOf() val tamperedTag = encrypted.tag.copyOf()
tamperedTag[3] = 0U tamperedTag[3] = 0U
tamperedTag[1] = 0U
tamperedTag[0] = 0U
AuthenticatedEncryptionWithAssociatedData.chaCha20Poly1305IetfDecryptDetached( AuthenticatedEncryptionWithAssociatedData.chaCha20Poly1305IetfDecryptDetached(
encrypted.data, encrypted.data,
tamperedTag, tamperedTag,
@ -257,6 +265,8 @@ class AuthenticatedEncryptionWithAssociatedDataTest {
assertFailsWith(AeadCorrupedOrTamperedDataException::class) { assertFailsWith(AeadCorrupedOrTamperedDataException::class) {
val tamperedTag = encrypted.copyOf() val tamperedTag = encrypted.copyOf()
tamperedTag[3] = 0U tamperedTag[3] = 0U
tamperedTag[1] = 0U
tamperedTag[0] = 0U
AuthenticatedEncryptionWithAssociatedData.chaCha20Poly1305Decrypt( AuthenticatedEncryptionWithAssociatedData.chaCha20Poly1305Decrypt(
tamperedTag, tamperedTag,
associatedData, associatedData,
@ -307,6 +317,8 @@ class AuthenticatedEncryptionWithAssociatedDataTest {
assertFailsWith(AeadCorrupedOrTamperedDataException::class) { assertFailsWith(AeadCorrupedOrTamperedDataException::class) {
val tamperedTag = encrypted.tag.copyOf() val tamperedTag = encrypted.tag.copyOf()
tamperedTag[3] = 0U tamperedTag[3] = 0U
tamperedTag[1] = 0U
tamperedTag[0] = 0U
AuthenticatedEncryptionWithAssociatedData.chaCha20Poly1305DecryptDetached( AuthenticatedEncryptionWithAssociatedData.chaCha20Poly1305DecryptDetached(
encrypted.data, encrypted.data,
tamperedTag, tamperedTag,

4
multiplatform-crypto-libsodium-bindings/src/commonTest/kotlin/com/ionspin/kotlin/crypto/secretbox/SecretBoxTest.kt
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@ -40,6 +40,8 @@ class SecretBoxTest {
assertFailsWith(SecretBoxCorruptedOrTamperedDataExceptionOrInvalidKey::class) { assertFailsWith(SecretBoxCorruptedOrTamperedDataExceptionOrInvalidKey::class) {
val tamperedTag = encrypted.copyOf() val tamperedTag = encrypted.copyOf()
tamperedTag[2] = 0U tamperedTag[2] = 0U
tamperedTag[1] = 0U
tamperedTag[0] = 0U
SecretBox.openEasy(tamperedTag, nonce, key) SecretBox.openEasy(tamperedTag, nonce, key)
} }
} }
@ -73,6 +75,8 @@ class SecretBoxTest {
assertFailsWith(SecretBoxCorruptedOrTamperedDataExceptionOrInvalidKey::class) { assertFailsWith(SecretBoxCorruptedOrTamperedDataExceptionOrInvalidKey::class) {
val tamperedTag = encrypted.tag.copyOf() val tamperedTag = encrypted.tag.copyOf()
tamperedTag[2] = 0U tamperedTag[2] = 0U
tamperedTag[1] = 0U
tamperedTag[0] = 0U
SecretBox.openDetached(encrypted.data, tamperedTag, nonce, key) SecretBox.openDetached(encrypted.data, tamperedTag, nonce, key)
} }
} }

2
multiplatform-crypto-libsodium-bindings/src/commonTest/kotlin/com/ionspin/kotlin/crypto/secretstream/SecretStreamTest.kt
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@ -75,6 +75,8 @@ class SecretStreamTest {
} }
assertFailsWith(SecretStreamCorruptedOrTamperedDataException::class) { assertFailsWith(SecretStreamCorruptedOrTamperedDataException::class) {
encrypted[encrypted.size - 5] = 0U encrypted[encrypted.size - 5] = 0U
encrypted[encrypted.size - 4] = 0U
encrypted[encrypted.size - 3] = 0U
val decryptState = SecretStream.xChaCha20Poly1305InitPull(key, stateAndHeader.header) val decryptState = SecretStream.xChaCha20Poly1305InitPull(key, stateAndHeader.header)
val decrypted = val decrypted =
SecretStream.xChaCha20Poly1305Pull(decryptState.state, encrypted, ubyteArrayOf()) SecretStream.xChaCha20Poly1305Pull(decryptState.state, encrypted, ubyteArrayOf())

4
multiplatform-crypto-libsodium-bindings/src/commonTest/kotlin/com/ionspin/kotlin/crypto/signature/SignatureTest.kt
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@ -24,6 +24,8 @@ class SignatureTest {
assertFailsWith(InvalidSignatureException::class) { assertFailsWith(InvalidSignatureException::class) {
val tamperedMessage = signedMessage.copyOf() val tamperedMessage = signedMessage.copyOf()
tamperedMessage[crypto_sign_BYTES + 1] = 0U tamperedMessage[crypto_sign_BYTES + 1] = 0U
tamperedMessage[crypto_sign_BYTES + 2] = 0U
tamperedMessage[crypto_sign_BYTES + 3] = 0U
Signature.open(tamperedMessage, keys.publicKey) Signature.open(tamperedMessage, keys.publicKey)
} }
} }
@ -65,6 +67,8 @@ class SignatureTest {
assertFailsWith(InvalidSignatureException::class) { assertFailsWith(InvalidSignatureException::class) {
val tamperedSignature = signature.copyOf() val tamperedSignature = signature.copyOf()
tamperedSignature[crypto_sign_BYTES - 1] = 0U tamperedSignature[crypto_sign_BYTES - 1] = 0U
tamperedSignature[crypto_sign_BYTES - 2] = 0U
tamperedSignature[crypto_sign_BYTES - 3] = 0U
Signature.finalVerify(verificationState, tamperedSignature, keys.publicKey) Signature.finalVerify(verificationState, tamperedSignature, keys.publicKey)
} }
} }