Amazon Payment Cryptography Data Plane examples using Amazon CLI

To decrypt ciphertext

The following decrypt-data example decrypts ciphertext data using a symmetric key. For this operation, the key must have KeyModesOfUse set to Decrypt and KeyUsage set to TR31_D0_SYMMETRIC_DATA_ENCRYPTION_KEY.

aws payment-cryptography-data decrypt-data \
    --key-identifier arn:aws:payment-cryptography:us-east-2:123456789012:key/kwapwa6qaifllw2h \
    --cipher-text 33612AB9D6929C3A828EB6030082B2BD \
    --decryption-attributes 'Symmetric={Mode=CBC}'

Output:

{
    "KeyArn": "arn:aws:payment-cryptography:us-east-2:123456789012:key/kwapwa6qaifllw2h",
    "KeyCheckValue": "71D7AE",
    "PlainText": "31323334313233343132333431323334"
}

For more information, see Decrypt data in the Amazon Payment Cryptography User Guide.

To encrypt data

The following encrypt-data example encrypts plaintext data using a symmetric key. For this operation, the key must have KeyModesOfUse set to Encrypt and KeyUsage set to TR31_D0_SYMMETRIC_DATA_ENCRYPTION_KEY.

aws payment-cryptography-data encrypt-data \
    --key-identifier arn:aws:payment-cryptography:us-east-2:123456789012:key/kwapwa6qaifllw2h \
    --plain-text 31323334313233343132333431323334 \
    --encryption-attributes 'Symmetric={Mode=CBC}'

Output:

{
    "KeyArn": "arn:aws:payment-cryptography:us-east-2:123456789012:key/kwapwa6qaifllw2h",
    "KeyCheckValue": "71D7AE",
    "CipherText": "33612AB9D6929C3A828EB6030082B2BD"
}

For more information, see Encrypt data in the Amazon Payment Cryptography User Guide.

To generate a CVV

The following generate-card-validation-data example generates a CVV/CVV2.

aws payment-cryptography-data generate-card-validation-data \
    --key-identifier arn:aws:payment-cryptography:us-east-2:123456789012:key/kwapwa6qaifllw2h \
    --primary-account-number=171234567890123 \
    --generation-attributes CardVerificationValue2={CardExpiryDate=0123}

Output:

{
    "KeyArn": "arn:aws:payment-cryptography:us-east-2:123456789012:key/kwapwa6qaifllw2h",
    "KeyCheckValue": "CADDA1",
    "ValidationData": "801"
}

For more information, see Generate card data in the Amazon Payment Cryptography User Guide.

To generate a MAC

The following generate-card-validation-data example generates a Hash-Based Message Authentication Code (HMAC) for card data authentication using the algorithm HMAC_SHA256 and an HMAC encryption key. The key must have KeyUsage set to TR31_M7_HMAC_KEY and KeyModesOfUse to Generate.

aws payment-cryptography-data generate-mac \
    --key-identifier arn:aws:payment-cryptography:us-east-2:123456789012:key/kwapwa6qaifllw2h \
    --message-data "3b313038383439303031303733393431353d32343038323236303030373030303f33" \
    --generation-attributes Algorithm=HMAC_SHA256

Output:

{
    "KeyArn": "arn:aws:payment-cryptography:us-east-2:123456789012:key/kwapwa6qaifllw2h,
    "KeyCheckValue": "2976E7",
    "Mac": "ED87F26E961C6D0DDB78DA5038AA2BDDEA0DCE03E5B5E96BDDD494F4A7AA470C"
}

For more information, see Generate MAC in the Amazon Payment Cryptography User Guide.

To generate a PIN

The following generate-card-validation-data example generate a new random PIN using the Visa PIN scheme.

aws payment-cryptography-data generate-pin-data \
    --generation-key-identifier arn:aws:payment-cryptography:us-east-2:111122223333:key/37y2tsl45p5zjbh2 \
    --encryption-key-identifier arn:aws:payment-cryptography:us-east-2:111122223333:key/ivi5ksfsuplneuyt \
    --primary-account-number 171234567890123 \
    --pin-block-format ISO_FORMAT_0 \
    --generation-attributes VisaPin={PinVerificationKeyIndex=1}

Output:

{
    "GenerationKeyArn": "arn:aws:payment-cryptography:us-east-2:111122223333:key/37y2tsl45p5zjbh2",
    "GenerationKeyCheckValue": "7F2363",
    "EncryptionKeyArn": "arn:aws:payment-cryptography:us-east-2:111122223333:key/ivi5ksfsuplneuyt",
    "EncryptionKeyCheckValue": "7CC9E2",
    "EncryptedPinBlock": "AC17DC148BDA645E",
    "PinData": {
        "VerificationValue": "5507"
    }
}

For more information, see Generate PIN data in the Amazon Payment Cryptography User Guide.

To re-encrypt data with a different key

The following re-encrypt-data example decrypts cipher text that was encrypted using an AES symmetric key and re-encrypts it using a Derived Unique Key Per Transaction (DUKPT) key.

aws payment-cryptography-data re-encrypt-data \
    --incoming-key-identifier arn:aws:payment-cryptography:us-west-2:111122223333:key/hyvv7ymboitd4vfy \
    --outgoing-key-identifier arn:aws:payment-cryptography:us-west-2:111122223333:key/jl6ythkcvzesbxen \
    --cipher-text 4D2B0BDBA192D5AEFEAA5B3EC28E4A65383C313FFA25140101560F75FE1B99F27192A90980AB9334 \
    --incoming-encryption-attributes "Dukpt={Mode=ECB,KeySerialNumber=0123456789111111}" \
    --outgoing-encryption-attributes '{"Symmetric": {"Mode": "ECB"}}'

Output:

{
    "CipherText": "F94959DA30EEFF0C035483C6067667CF6796E3C1AD28C2B61F9CFEB772A8DD41C0D6822931E0D3B1",
    "KeyArn": "arn:aws:payment-cryptography:us-west-2:111122223333:key/jl6ythkcvzesbxen",
    "KeyCheckValue": "2E8CD9"
}

For more information, see Encrypt and decrypt data in the Amazon Payment Cryptography User Guide.

To translate PIN data

The following translate-pin-data example translates a PIN from PEK TDES encryption using ISO 0 PIN block to an AES ISO 4 PIN Block using the DUKPT algorithm.

aws payment-cryptography-data translate-pin-data \
    --encrypted-pin-block "AC17DC148BDA645E" \
    --incoming-translation-attributes=IsoFormat0='{PrimaryAccountNumber=171234567890123}' \
    --incoming-key-identifier arn:aws:payment-cryptography:us-east-2:111122223333:key/ivi5ksfsuplneuyt \
    --outgoing-key-identifier arn:aws:payment-cryptography:us-east-2:111122223333:key/4pmyquwjs3yj4vwe \
    --outgoing-translation-attributes IsoFormat4="{PrimaryAccountNumber=171234567890123}" \
    --outgoing-dukpt-attributes KeySerialNumber="FFFF9876543210E00008"

Output:

{
    "PinBlock": "1F4209C670E49F83E75CC72E81B787D9",
    "KeyArn": "arn:aws:payment-cryptography:us-east-2:111122223333:key/ivi5ksfsuplneuyt
    "KeyCheckValue": "7CC9E2"
}

For more information, see Translate PIN data in the Amazon Payment Cryptography User Guide.

To verify an auth request

The following verify-auth-request-cryptogram example verifies an Authorization Request Cryptogram (ARQC).

aws payment-cryptography-data verify-auth-request-cryptogram \
    --auth-request-cryptogram F6E1BD1E6037FB3E \
    --auth-response-attributes '{"ArpcMethod1": {"AuthResponseCode": "1111"}}' \
    --key-identifier arn:aws:payment-cryptography:us-west-2:111122223333:key/pboipdfzd4mdklya \
    --major-key-derivation-mode "EMV_OPTION_A" \
    --session-key-derivation-attributes '{"EmvCommon": {"ApplicationTransactionCounter": "1234","PanSequenceNumber": "01","PrimaryAccountNumber": "471234567890123"}}' \
    --transaction-data "123456789ABCDEF"

Output:

{
    "AuthResponseValue": "D899B8C6FBF971AA",
    "KeyArn": "arn:aws:payment-cryptography:us-west-2:111122223333:key/pboipdfzd4mdklya",
    "KeyCheckValue": "985792"
}

For more information, see Verify auth request (ARQC) cryptogram in the Amazon Payment Cryptography User Guide.

To validate a CVV

The following verify-card-validation-data example validates a CVV/CVV2 for a PAN.

aws payment-cryptography-data verify-card-validation-data \
    --key-identifier arn:aws:payment-cryptography:us-east-2:111122223333:key/tqv5yij6wtxx64pi \
    --primary-account-number=171234567890123 \
    --verification-attributes CardVerificationValue2={CardExpiryDate=0123} \
    --validation-data 801

Output:

{
    "KeyArn": "arn:aws:payment-cryptography:us-east-2:111122223333:key/tqv5yij6wtxx64pi",
    "KeyCheckValue": "CADDA1"
}

For more information, see Verify card data in the Amazon Payment Cryptography User Guide.

To verify a MAC

The following verify-mac example verifies a Hash-Based Message Authentication Code (HMAC) for card data authentication using the algorithm HMAC_SHA256 and an HMAC encryption key.

aws payment-cryptography-data verify-mac \
    --key-identifier arn:aws:payment-cryptography:us-east-2:111122223333:key/qnobl5lghrzunce6 \
    --message-data "3b343038383439303031303733393431353d32343038323236303030373030303f33" \
    --verification-attributes='Algorithm=HMAC_SHA256' \
    --mac ED87F26E961C6D0DDB78DA5038AA2BDDEA0DCE03E5B5E96BDDD494F4A7AA470C

Output:

{
    "KeyArn": "arn:aws:payment-cryptography:us-east-2:111122223333:key/qnobl5lghrzunce6,
    "KeyCheckValue": "2976E7",
}

For more information, see Verify MAC in the Amazon Payment Cryptography User Guide.

To verify a PIN

The following verify-pin-data example validates a PIN for a PAN.

aws payment-cryptography-data verify-pin-data \
    --verification-key-identifier arn:aws:payment-cryptography:us-east-2:111122223333:key/37y2tsl45p5zjbh2 \
    --encryption-key-identifier arn:aws:payment-cryptography:us-east-2:111122223333:key/ivi5ksfsuplneuyt \
    --primary-account-number 171234567890123 \
    --pin-block-format ISO_FORMAT_0 \
    --verification-attributes VisaPin="{PinVerificationKeyIndex=1,VerificationValue=5507}" \
    --encrypted-pin-block AC17DC148BDA645E

Output:

{
    "VerificationKeyArn": "arn:aws:payment-cryptography:us-east-2:111122223333:key/37y2tsl45p5zjbh2",
    "VerificationKeyCheckValue": "7F2363",
    "EncryptionKeyArn": "arn:aws:payment-cryptography:us-east-2:111122223333:key/ivi5ksfsuplneuyt",
    "EncryptionKeyCheckValue": "7CC9E2",
}

For more information, see Verify PIN data in the Amazon Payment Cryptography User Guide.