Java

Generating Random Password

See more PRNG Examples

Demonstrates how to generate random passwords. Java

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    success = false;

    CkPrng fortuna = new CkPrng();

    // Set this equal to true if the generated password must include at least one digit (0-9)
    boolean bDigit = true;

    // Set this equal to true if the generated password must include both uppercase and lowercase chars.
    boolean bUpperAndLower = true;

    // The generated password must contain one of the following non-alphanumeric chars.
    String otherChars = "@#$%*";

    // Exclude chars that appear similar to others:
    String excludeChars = "iIlLoO0";

    // Generate 8-character passwords:
    int i;
    for (i = 1; i <= 10; i++) {
        System.out.println(fortuna.randomPassword(8,bDigit,bUpperAndLower,otherChars,excludeChars));
        }
  }
}