Class Base32

java.lang.Object

com.codename1.security.Base32

public final class Base32
extends Object

Base32 encoder/decoder per RFC 4648. Mostly useful for OTP shared secrets, which are conventionally distributed as Base32 strings (the format embedded in QR codes by authenticator apps).

Example

byte[] secret = Base32.decode("JBSWY3DPEHPK3PXP");
String enc    = Base32.encode(secret);

Method Summary

Modifier and Type	Method	Description
static byte[]	decode(String s)	Decodes a Base32 string.
static String	encode(byte[] data)	Encodes the bytes as a Base32 string (uppercase, with = padding).

Methods inherited from class Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

encode

public static String encode(byte[] data)

Encodes the bytes as a Base32 string (uppercase, with = padding).

decode

public static byte[] decode(String s)

Decodes a Base32 string. Padding and whitespace are tolerated; mixed case is accepted.