Provides utility methods for obtaining message digests, HMAC and related conversions. All string conversions are made using UTF-8 encoding. In case of encryption/digest/encoding errors all methods of this class will throw workflow exception that should be handled by Pal developer
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boolean
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authorizeOtp(String secretKey, int passcode)
Returns true on successful OTP authentication.
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String
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base16toBase64(String base16)
Converts Base 16 encoded content into Base 64 encoded content
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String
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base64toBase16(String base64)
Converts Base 64 encoded content into Base 16 encoded content
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String
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createAESKey(int length)
Creates an AES key of the specified length and returns the Base64 encoded raw value.
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String
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createNonce(int length)
Creates a nonce of the specified length and returns the Base64 encoded raw value.
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Data
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createOtpAuth(String issuer, String accountName)
Returns information that can be used for an OTP Auth service. See QRUtil to create an image from the url.
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int
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createOtpPassCode(String secretKey)
Creates an OTP pass code.
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Data
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createPGPKeyPair(String password)
Returns a Data with two values: privateKey and publicKey. Key size is 1024. Content is Base64 encoded.
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Data
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createRSAKeyPair(int keySize)
Returns a Data with two values: privateKey and publicKey. Content is Base64 encoded.
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MailResponse
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decodeMessage(String message)
Decodes a raw email message.
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String
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decrypt(String encrypted)
Decrypts the content using the cloud supplied encryption key. See encrypt(string).
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String
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decryptAES(String publicKey, String content)
Decrypts the content using the specified AES key. Content is expected to be Base64 encoded.
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String
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decryptRSA(String publicKey, String content)
Decrypts the content using the specified public key. Content is expected to be Base64 encoded.
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String
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encrypt(String content)
Encrypts the content using the cloud supplied encryption key and returns it as Base64. See decrypt(string).
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String
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encryptAES(String privateKey, String content)
Encrypts the content using the specified Base64 AES key. Result is Base64 encoded.
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String
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encryptRSA(String privateKey, String content)
Encrypts the content using the specified private key. Result is Base64 encoded.
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String
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fromBase16(String base16)
Decodes the Base16 content and attempts to return it as a string
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String
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fromBase64(String base64)
Decodes the Base64 content and attempts to return it as a string
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String
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hmacMd5(String key, String str)
Creates MD5-hashed message authentication code for a string. Result is Base16 encoded.
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String
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hmacSha1(String key, File file, boolean isBase64Key)
Creates SHA1-hashed message authentication code for a file and returns it as Base64.
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String
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hmacSha1(String key, String str, boolean isBase64Key)
Creates SHA1-hashed message authentication code for a string. Result is Base64 encoded.
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String
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hmacSha256(String key, String str, boolean isBase64Key)
Creates SHA256-hashed message authentication code for a string. Result is Base64 encoded.
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String
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md5(File file)
Calculates MD5 digest for a file and returns it as Base64.
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String
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md5(String str)
Calculates MD5 digest for a string and returns it as Base64.
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String
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md5Base16(File file)
Calculates MD5 digest for a file and returns it as Base16.
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String
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md5Base16(String str)
Calculates MD5 digest for a string and returns it as Base16.
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String
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pSha1(String requestEntropy, String serviceEntropy, int key length)
Creates P_SHA1 key with specifid length. See RFC 2246 section 5: HMAC and the pseudorandom function. Result is Base64 encoded.
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String
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rsaSha1(String privateKey, String content)
Creates base64 encoded RSA-SHA1 for the string. Note that key should be provided as base 64 string (PEM) PKCS8 or X509.
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String
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sha1(File file)
Calculates SHA1 digest for a file and returns it as Base64.
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String
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sha1(String str)
Calculates SHA1 digest for a string and returns it as Base64.
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String
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sha1Base16(File file)
Calculates SHA1 digest for a file and returns it as Base16.
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String
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sha1Base16(String str)
Calculates SHA1 digest for a string and returns it as Base16.
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String
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sha256(String str)
Calculates SHA256 digest for a string and returns it as Base16.
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String
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sha256Base16(String str)
Calculates SHA256 digest for a string and returns it as Base16.
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String
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sha512Base16(String str, int iterations)
Calculates SHA512 digest for an input over n iterations and returns it as Base16.
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String
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toBase16(File file)
Converts file content into Base 16 encoded content.
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String
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toBase16(String str)
Converts string bytes into Base 16 encoded content
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String
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toBase64(File file)
Converts file content into Base 64 encoded content.
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String
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toBase64(String str)
Converts string bytes into Base 64 encoded content
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boolean
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verifySha1RsaSignature(File x509Cert, String base64Signature, String canonicalMessage)
Verifies the base64 encoded signature against the x509 public certificate and non encoded canonical message
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boolean
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verifySha256RsaSignature(File x509Cert, String base64Signature, String canonicalMessage)
Verifies the base64 encoded signature against the x509 public certificate and non encoded canonical message
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Method Detail
boolean authorizeOtp(String secretKey, int passcode)
Returns true on successful OTP authentication.
Parameters:
-
String
secretKey
Required parameter.
-
int
passcode
Required parameter.
Returns:
boolean
Since:
11-05-2019
String base16toBase64(String base16)
Converts Base 16 encoded content into Base 64 encoded content
Parameters:
-
String
base16
- base 16 string.
Required parameter.
Returns:
String
Since:
02-07-2012
String base64toBase16(String base64)
Converts Base 64 encoded content into Base 16 encoded content
Parameters:
-
String
base64
- base 64 string.
Required parameter.
Returns:
String
Since:
02-07-2012
String createAESKey(int length)
Creates an AES key of the specified length and returns the Base64 encoded raw value.
Parameters:
-
int
length
- length of key: 128, 192, 256.
Returns:
String
Since:
03-21-2013
String createNonce(int length)
Creates a nonce of the specified length and returns the Base64 encoded raw value.
Parameters:
Returns:
String
Since:
03-21-2013
Data createOtpAuth(String issuer, String accountName)
Returns information that can be used for an OTP Auth service. See QRUtil to create an image from the url.
Parameters:
-
String
issuer
Required parameter.
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String
accountName
Required parameter.
Returns:
Data
Since:
11-05-2019
int createOtpPassCode(String secretKey)
Creates an OTP pass code.
Parameters:
-
String
secretKey
Required parameter.
Returns:
int
Since:
02-07-2020
Data createPGPKeyPair(String password)
Returns a Data with two values: privateKey and publicKey. Key size is 1024. Content is Base64 encoded.
Parameters:
-
String
password
Required parameter.
Returns:
Data
Since:
10-04-2013
Data createRSAKeyPair(int keySize)
Returns a Data with two values: privateKey and publicKey. Content is Base64 encoded.
Parameters:
-
int
keySize
Maximum allowed size of parameter: 3072
Returns:
Data
Since:
11-06-2014
MailResponse decodeMessage(String message)
Decodes a raw email message.
Parameters:
-
String
message
Required parameter.
Returns:
MailResponse
Since:
02-28-2022
String decrypt(String encrypted)
Decrypts the content using the cloud supplied encryption key. See encrypt(string).
Parameters:
-
String
encrypted
Required parameter.
Returns:
String
Since:
11-30-2016
String decryptAES(String publicKey, String content)
Decrypts the content using the specified AES key. Content is expected to be Base64 encoded.
Parameters:
-
String
publicKey
- base64 encoded public key.
Required parameter.
-
String
content
- Content to encrypt, base64.
Required parameter.
Returns:
String
Since:
12-14-2022
String decryptRSA(String publicKey, String content)
Decrypts the content using the specified public key. Content is expected to be Base64 encoded.
Parameters:
-
String
publicKey
- base64 encoded public key.
Required parameter.
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String
content
- Content to encrypt, base64.
Required parameter.
Returns:
String
Since:
12-14-2022
String encrypt(String content)
Encrypts the content using the cloud supplied encryption key and returns it as Base64. See decrypt(string).
Parameters:
-
String
content
Required parameter.
Returns:
String
Since:
11-30-2016
String encryptAES(String privateKey, String content)
Encrypts the content using the specified Base64 AES key. Result is Base64 encoded.
Parameters:
-
String
privateKey
- base64 encoded private key.
Required parameter.
-
String
content
- Content to encrypt.
Required parameter.
Returns:
String
Since:
12-14-2022
String encryptRSA(String privateKey, String content)
Encrypts the content using the specified private key. Result is Base64 encoded.
Parameters:
-
String
privateKey
- base64 encoded private key.
Required parameter.
-
String
content
- Content to encrypt.
Required parameter.
Returns:
String
Since:
12-14-2022
String fromBase16(String base16)
Decodes the Base16 content and attempts to return it as a string
Parameters:
-
String
base16
- base 16 string.
Required parameter.
Returns:
String
Since:
01-09-2019
String fromBase64(String base64)
Decodes the Base64 content and attempts to return it as a string
Parameters:
-
String
base64
- base 64 string.
Required parameter.
Returns:
String
Since:
01-09-2019
String hmacMd5(String key, String str)
Creates MD5-hashed message authentication code for a string. Result is Base16 encoded.
Parameters:
-
String
key
- base16 encoded key.
Required parameter.
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String
str
- string with content.
Required parameter.
Returns:
String
Since:
08-23-2018
String hmacSha1(String key, File file, boolean isBase64Key)
Creates SHA1-hashed message authentication code for a file and returns it as Base64.
Parameters:
-
String
key
- key.
Required parameter.
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File
file
- file with content.
Required parameter.
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boolean
isBase64Key
- true if key is base64.
Required parameter.
Returns:
String
Since:
12-02-2015
String hmacSha1(String key, String str, boolean isBase64Key)
Creates SHA1-hashed message authentication code for a string. Result is Base64 encoded.
Parameters:
-
String
key
- key.
Required parameter.
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String
str
- string with content.
Required parameter.
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boolean
isBase64Key
- true if key is base64.
Required parameter.
Returns:
String
Since:
12-02-2015
String hmacSha256(String key, String str, boolean isBase64Key)
Creates SHA256-hashed message authentication code for a string. Result is Base64 encoded.
Parameters:
-
String
key
- key.
Required parameter.
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String
str
- string with content.
Required parameter.
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boolean
isBase64Key
- true if key is base64.
Required parameter.
Returns:
String
Since:
11-08-2016
String md5(File file)
Calculates MD5 digest for a file and returns it as Base64.
Parameters:
-
File
file
- file to calculate hash for.
Required parameter.
Returns:
String
Since:
02-07-2012
String md5(String str)
Calculates MD5 digest for a string and returns it as Base64.
Parameters:
-
String
str
- string to calculate hash for.
Required parameter.
Returns:
String
Since:
02-07-2012
String md5Base16(File file)
Calculates MD5 digest for a file and returns it as Base16.
Parameters:
-
File
file
- file to calculate hash for.
Required parameter.
Returns:
String
Since:
09-14-2023
String md5Base16(String str)
Calculates MD5 digest for a string and returns it as Base16.
Parameters:
-
String
str
- string to calculate hash for.
Required parameter.
Returns:
String
Since:
09-14-2023
String pSha1(String requestEntropy, String serviceEntropy, int key length)
Creates P_SHA1 key with specifid length. See RFC 2246 section 5: HMAC and the pseudorandom function. Result is Base64 encoded.
Parameters:
-
String
requestEntropy
- base64 encoded request content.
Required parameter.
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String
serviceEntropy
- base64 encoded service content.
Required parameter.
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int
key length
- length of key. 32 for AES256, etc.
Required parameter.
Returns:
String
Since:
03-21-2013
String rsaSha1(String privateKey, String content)
Creates base64 encoded RSA-SHA1 for the string. Note that key should be provided as base 64 string (PEM) PKCS8 or X509.
Parameters:
-
String
privateKey
- base64 encoded private key.
Required parameter.
-
String
content
- Content to encrypt.
Required parameter.
Returns:
String
Since:
11-03-2014
String sha1(File file)
Calculates SHA1 digest for a file and returns it as Base64.
Parameters:
-
File
file
- file to calculate hash for.
Required parameter.
Returns:
String
Since:
02-07-2012
String sha1(String str)
Calculates SHA1 digest for a string and returns it as Base64.
Parameters:
-
String
str
- string to calculate hash for.
Required parameter.
Returns:
String
Since:
02-07-2012
String sha1Base16(File file)
Calculates SHA1 digest for a file and returns it as Base16.
Parameters:
-
File
file
- file to calculate hash for.
Required parameter.
Returns:
String
Since:
09-14-2023
String sha1Base16(String str)
Calculates SHA1 digest for a string and returns it as Base16.
Parameters:
-
String
str
- string to calculate hash for.
Required parameter.
Returns:
String
Since:
09-14-2023
String sha256(String str)
Calculates SHA256 digest for a string and returns it as Base16.
Parameters:
-
String
str
- string to calculate hash for.
Required parameter.
Returns:
String
Since:
11-08-2016
String sha256Base16(String str)
Calculates SHA256 digest for a string and returns it as Base16.
Parameters:
-
String
str
- string to calculate hash for.
Required parameter.
Returns:
String
Since:
09-14-2023
String sha512Base16(String str, int iterations)
Calculates SHA512 digest for an input over n iterations and returns it as Base16.
Parameters:
-
String
str
- string to calculate hash for.
Required parameter.
-
int
iterations
Maximum allowed size of parameter: 50
Returns:
String
Since:
08-04-2017
String toBase16(File file)
Converts file content into Base 16 encoded content.
Parameters:
-
File
file
- file to encode.
Required parameter.
Returns:
String
Since:
02-07-2012
String toBase16(String str)
Converts string bytes into Base 16 encoded content
Parameters:
-
String
str
- string to encode.
Required parameter.
Returns:
String
Since:
02-07-2012
String toBase64(File file)
Converts file content into Base 64 encoded content.
Parameters:
-
File
file
- file to encode.
Required parameter.
Returns:
String
Since:
02-07-2012
String toBase64(String str)
Converts string bytes into Base 64 encoded content
Parameters:
-
String
str
- string to encode.
Required parameter.
Returns:
String
Since:
02-07-2012
boolean verifySha1RsaSignature(File x509Cert, String base64Signature, String canonicalMessage)
Verifies the base64 encoded signature against the x509 public certificate and non encoded canonical message
Parameters:
-
File
x509Cert
Required parameter.
-
String
base64Signature
Required parameter.
-
String
canonicalMessage
Required parameter.
Returns:
boolean
Since:
11-13-2018
boolean verifySha256RsaSignature(File x509Cert, String base64Signature, String canonicalMessage)
Verifies the base64 encoded signature against the x509 public certificate and non encoded canonical message
Parameters:
-
File
x509Cert
Required parameter.
-
String
base64Signature
Required parameter.
-
String
canonicalMessage
Required parameter.
Returns:
boolean
Since:
06-03-2021