Package com.nimbusds.jose.crypto.impl
Class RSA1_5
- java.lang.Object
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- com.nimbusds.jose.crypto.impl.RSA1_5
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static SecretKey
decryptCEK(PrivateKey priv, byte[] encryptedCEK, int keyLength, Provider provider)
Decrypts the specified encrypted Content Encryption Key (CEK).static byte[]
encryptCEK(RSAPublicKey pub, SecretKey cek, Provider provider)
Encrypts the specified Content Encryption Key (CEK).
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Method Detail
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encryptCEK
public static byte[] encryptCEK(RSAPublicKey pub, SecretKey cek, Provider provider) throws JOSEException
Encrypts the specified Content Encryption Key (CEK).- Parameters:
pub
- The public RSA key. Must not benull
.cek
- The Content Encryption Key (CEK) to encrypt. Must not benull
.provider
- The JCA provider, ornull
to use the default one.- Returns:
- The encrypted Content Encryption Key (CEK).
- Throws:
JOSEException
- If encryption failed.
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decryptCEK
public static SecretKey decryptCEK(PrivateKey priv, byte[] encryptedCEK, int keyLength, Provider provider) throws JOSEException
Decrypts the specified encrypted Content Encryption Key (CEK).- Parameters:
priv
- The private RSA key. Must not benull
.encryptedCEK
- The encrypted Content Encryption Key (CEK) to decrypt. Must not benull
.provider
- The JCA provider, ornull
to use the default one.- Returns:
- The decrypted Content Encryption Key (CEK),
null
if there was a CEK key length mismatch. - Throws:
JOSEException
- If decryption failed.
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