Search for API Security Tests

Mac Address Regex Java Validator

Mac Address Regex Java Validator

Regex Tester Online tools to learn, build & test Regular Expression (RegEx/RegExp)
0 match
/ gm
Possible security issues
Match information

Regular Expression - Documentation

Regular Expression - Documentation


In Java, MAC address validation is essential in applications related to networking and hardware management. Java's java.util.regex package facilitates regex-based MAC address validation.

MAC Address Regex

Java regex for MAC addresses validates the format consisting of six hexadecimal pairs.

The MAC Address Regex Pattern

Pattern: ^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$This pattern supports MAC addresses with colons or hyphens as separators.

How to Validate MAC Addresses in Java?

To perform MAC address validation in Java:

javaCopy code
import java.util.regex.*;

public class MACAddressValidator {
    public static boolean isValidMACAddress(String mac) {
        String regex = "^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$";
        Pattern pattern = Pattern.compile(regex);
        Matcher matcher = pattern.matcher(mac);
        return matcher.matches();

    public static void main(String[] args) {
        String macAddress = "01:23:45:67:89:AB";
        System.out.println("Is MAC address valid? " + isValidMACAddress(macAddress));

Uses of MAC Address Regex Validation

  1. Network Management: Verifying MAC addresses in software that configures and manages network devices.

  2. Data Integrity: Ensuring correctness of MAC addresses in databases and network-related applications.

What next?

Java's robust regex functionalities provide an effective means for MAC address validation. For enhanced and varied MAC address format checks, Akto's regex validator offers a comprehensive solution.

Frequently asked questions

Why is MAC address validation important in Java applications?

What is the format of a valid MAC address in Java?

How can I validate a MAC address in Java?

What are some use cases of MAC address regex validation in Java?

Are there any libraries or tools available for MAC address validation in Java?

Mac Address Regex Java Validator



Mac Address Regex Java Validator