White Hat Hacker

White hat hackers, or ethical hackers, are hackers who choose to use their skills to help organizations identify security risks and strengthen their overall security posture. White hat hackers make a living as employees and contractors who proactively identify an organization’s vulnerabilities and security flaws with the consent of the organization. Any security vulnerabilities discovered by white hat hackers are then passed off to other cybersecurity practitioners to be remediated, boosting the company’s overall security measures and awareness.

White hat hacking uses many of the same tactics and techniques as black hat hacking. The key differentiator between the two is that white hat hackers have permission from the owner of the system first, which makes all of their actions legal. Many of these white hat hackers do penetration testing, perform in-place security assessments, and complete vulnerability assessments for one or several companies. Additionally, company-sponsored bug bounty programs also fit into the white hat umbrella.

White hat hackers use a variety of tools and techniques to assess and improve the security of systems. Some common white hat hacking activities include:

1. Penetration Testing Tools: Pentesting tools help simulate attacks to identify vulnerabilities.
2. Network Scanners: Network security scanners are used to discover devices on a network and analyze traffic for potential security issues.
3. Vulnerability Assessment Tools: Vulnerability scanners or assessment tools scan systems for known vulnerabilities that could be exploited.
4. Social Engineering Techniques: White hat hackers may use social engineering tactics to test how employees handle sensitive information and access controls.
5. Secure Coding Practices: Ethical hackers often review code for security flaws, using code analysis and inspection tools.
6. Forensic Tools: After a breach, forensic tools may be used to analyze compromised systems for evidence.
7. Scripting and Automation: Ethical hackers often create scripts to automate repetitive tasks in testing or data collection.

By deploying these tools and techniques on an organization’s security infrastructure, white hat hackers help organizations strengthen their defenses against malicious attacks and potential vulnerabilities.

Most people picture hackers as bad actors in hoodies, but cybersecurity hackers come in different forms — some good and some bad.

White Hat Hackers

White hat hackers are the ethical hackers who use their skills legally and ethically to uncover and sometimes fix system vulnerabilities. They make a living as employees and contractors who search for vulnerabilities with the sole purpose of protecting that corporation.

Black Hat Hackers

Black hat hackers, or unethical hackers, use their skills for malicious intent and illegal activities by stealing data or causing business chaos when they find the opportunity. Black hats break into systems typically for financial gain (such as stealing payment information or securing data for ransom), personal gain (promoting political beliefs or sabotaging companies), or collective gain (such as hacker groups, like Anonymous). Some black hats are amateurs, while others are experienced security professionals who want to gain some extra bucks, fame, or assist with hacker groups or nation-states.

Gray Hat Hackers

Gray hat hackers blur the lines and operate in a moral gray area, sometimes exploiting vulnerabilities without authorization. Gray hat hackers are typically security researchers, corporations, hobbyists, or bug bounty experts who make a living by identifying vulnerabilities in a system without the system owner’s explicit permission to test. Once reported, gray hats often request a fee for their discoveries. And if it’s not paid, gray hats sometimes publish their findings online, thus showing their dark side.

Apart from white, black, and gray hat hackers, which are the most commonly known types of hackers, there are a few more categories that describe individuals based on their activities and motivations:

Red Hat Hackers

They are similar to white hat hackers in that their actions are ethical and legal. However, they are more aggressive in their approaches. When a red hat hacker finds a black hat hacker attempting to exploit a system, they launch aggressive measures, aiming to crash the attacker’s system or network.

Blue Hat Hackers

These individuals are outside computer security consulting firms that are used to bug test a system prior to its launch. They look for exploits so they can be closed before the product goes live, hence the term “blue,” which stands for vigilance.

Green Hat Hackers

These are the novice individuals in the hacking community. They are seen as learners, who are eager to glean knowledge from more experienced peers.

Script Kiddies

This term is often used in a derogatory way to refer to less skilled hackers who use scripts and tools developed by others to conduct hacking, often without fully understanding the underlying principles.

Hacktivist

A hacktivist is a hacker who uses hacking to send a social, religious, or political message. They often use their skills to promote or advance a particular cause or agenda.

State/Nation Sponsored Hackers

These are individuals employed by the government or military to conduct cyber warfare and espionage activities. They are highly skilled and have access to significant resources.

Cyber Terrorists

These hackers use cyber technology to conduct terrorist activities. Their main aim is to cause fear and chaos, often for political or ideological reasons.

It’s important to note that the lines between these categories can be blurry, and a hacker might fall into more than one category depending on their actions and motivations.

To protect against white hat hacking attempts, a company needs to implement a combination of technical, physical, and administrative security measures. These are often the key areas that are involved in ethical hacking attempts:

1. Firewalls and Intrusion Detection Systems

Firewalls are the first line of defense for most network systems, blocking unauthorized access. Intrusion detection systems monitor network traffic and alert administrators to suspicious activities.

2. Regular Updates and Patches

Keeping all systems, software, and applications up to date is crucial, as updates often include fixes for known security vulnerabilities.

3. Use of Antivirus and Anti-Malware Software

These programs can help detect and remove malicious software before it can cause harm.

4. Secure Configurations

All systems, servers, and applications should be securely configured to minimize potential vulnerabilities. This can include things like disabling unnecessary services, limiting permissions, or configuring user access controls.

5. Regular Backups

Regular data backups help ensure that even if an attack does occur, the company can restore its data and resume operations as quickly as possible.

6. Employee Training

Social engineering attacks rely on exploiting human error, so training employees in cyber security best practices is crucial. This can include teaching them to recognize phishing emails, use strong passwords, and follow secure procedures when handling sensitive data.

7. Physical Security Measures

Physical access to servers and network equipment should be strictly controlled to prevent unauthorized access.

8. Regular Security Audits and Penetration Testing

Regular audits of security measures and penetration testing can help identify vulnerabilities before they can be exploited by attackers.

9. Incident Response Plan

Having a plan in place for responding to security incidents can help minimize damage and recovery time when an attack does occur.

10. Use of Secure Network Protocols

Protocols such as SSL/TLS for websites, SFTP for file transfers, or VPN for remote access help encrypt data in transit, protecting it from interception.

11. Two-Factor Authentication (2FA)

This additional layer of security and prevents unauthorized access and identity theft by requiring two forms of verification to access sensitive systems or data.

Remember that security is an ongoing process, not a one-time effort. Regular monitoring, updates, and adjustments are necessary to keep up with evolving threats and to ensure effective protection against malicious actors.

While the word “hacker” can have a negative connotation — especially outside the cybersecurity community — it is important to remember that all hackers are different, and not all hackers are bad. Some hackers use their powers for good, some for evil, and some fall somewhere in the middle.

The big takeaway here is that there individuals that use their hacking skills for good out there, and those good hackers make up the vast majority of the formal cybersecurity industry.

Nevertheless, each of these roles do exist in our ecosystem. Without black hat hackers, there would be less need for white hat hackers. And without white hat hackers, there would undoubtedly be more cybercrime activity and data breaches from black hat hackers.

PlexTrac’s exposure assessment platform helps white hat hackers, offensive security teams, and penetration testers address the most critical threats and vulnerabilities by consolidating data, automating reporting, prioritizing risks, and streamlining remediation workflows. If you are wearing your white hat and looking for a way to make your job easier, click here to book a demo of PlexTrac.