CrescendoDLL.PCSC.OATHObject Class Reference

Represents an OATH (Initiative for Open Authentication) credential object for one-time password generation. More...

Public Member Functions
	OATHObject (byte[] data, Version version)
	Initializes a new OATHObject by parsing raw credential data.

Properties
bool	AddCheckSum [get, set]
	Enables checksum digit for OTP.
int	CodeDigits [get, set]
	Number of digits in generated OTP.
ACRCoding	ContactlessUsageACR = default! [get, set]
	Contactless interface usage Access Control Rule.
ACRCoding	ContactUsageACR = default! [get, set]
	Contact interface usage Access Control Rule.
byte[]	CounterValue = default! [get, set]
	8-byte counter value for HOTP, OCRA
string	FriendlyName = default! [get, set]
	Human-readable credential name.
HashAlgoValues	HashAlgo [get, set]
	Hashing algorithm used for OTP generation.
UsePValues	HashUsedForOCRAPinOrPassword [get, set]
	Indicates whether the PIN/Password is to be used in OCRA.
int	KeyLengthInBytes [get, set]
	Cryptographic key length in bytes.
bool	KeyOrPasswordInitialized [get, set]
	Indicates if key/password material is initialized.
OATHModeName	OATHMode [get, set]
	OATH operation mode (HOTP/TOTP/OCRA/Static password)
string	OATHObjectKeyReferenceValue = default! [get, set]
	Key reference identifier for the OATH credential.
string	OCRASuite = default! [get, set]
	OCRA suite configuration string.
ACRCoding	PersonalizationACR = default! [get, set]
	Access Control Rule for key personalization.
QFormatValues	QFormat [get, set]
	Question format for challenge-response in OCRA.
int	QMaxLength [get, set]
	Maximum challenge length.
int	TimeStep [get, set]
	Time step interval for TOTP, OCRA.
TimeStepUnits	TimeStepUnit [get, set]
	Time step units (Seconds/Minutes) for TOTP, OCRA.
byte	TruncationOffset [get, set]
	Truncation offset for OTP extraction.
UseCounterValues	UseCounter [get, set]
	Counter usage policy for OCRA.
UseSValues	UseSessionInformation [get, set]
	Indicates whether the Session Information are to be used in OCRA Suite and what is their size.
UseTimeValues	UseTime [get, set]
	Time synchronization policy for OCRA.

Detailed Description

Represents an OATH (Initiative for Open Authentication) credential object for one-time password generation.

Implements parsing of OATH credentials per RFC 4226 (HOTP) and RFC 6238 (TOTP). Supports both legacy and modern applet versions with different encoding schemes.

Constructor & Destructor Documentation

OATHObject()

Property Documentation

AddCheckSum

CodeDigits

ContactlessUsageACR

ContactUsageACR

CounterValue

FriendlyName

HashAlgo

HashUsedForOCRAPinOrPassword

KeyLengthInBytes

KeyOrPasswordInitialized

OATHMode

OATHObjectKeyReferenceValue

OCRASuite

PersonalizationACR

QFormat

QMaxLength

TimeStep

TimeStepUnit

TruncationOffset

UseCounter

UseSessionInformation

UseTime