IT SUPPORT
(CYBER SECURITY ISSUES)
As an IT Support professional, understanding cyber security issues is crucial because you're often the first line of defense and response for an organization.
Here’s a common cyber security issues, how they manifest, and what your role typically involves in addressing them:
1. Phishing Attacks
What it is:
Phishing involves deceptive emails or messages that trick users into revealing sensitive information, such as passwords or credit card numbers.
✓Your role as IT Support:
Educate users on how to recognize phishing attempts.
Implement email filters and spam protection.
Respond quickly to reported phishing emails and scan affected systems.
2. Malware and Ransomware
What it is:
Malicious software that can steal, encrypt, or delete data. Ransomware locks systems and demands payment to unlock them.
✓Your role as IT Support:
Maintain up-to-date antivirus and endpoint protection.
Perform regular backups and test recovery procedures.
Isolate infected systems immediately to prevent spread.
3. Weak Passwords and Authentication
What it is:
Using simple or reused passwords makes systems vulnerable to brute-force attacks.
✓Your role as IT Support:
Enforce strong password policies.
Enable Multi-Factor Authentication (MFA).
Educate users on password managers and safe practices.
4. Unpatched Software and Systems
What it is:
Running outdated software can leave systems open to known vulnerabilities.
✓Your role as IT Support:
Regularly update operating systems, apps, and firmware.
Automate patch management where possible.
Test patches in a staging environment before wide deployment.
5. Insider Threats
What it is:
Employees or contractors with malicious intent or negligence can cause breaches.
✓Your role as IT Support:
Monitor user activities for unusual behavior.
Limit access based on job roles (principle of least privilege).
Conduct regular audits and training.
6. Unsecured Networks
What it is:
Open or poorly secured Wi-Fi networks can allow attackers to intercept data.
✓Your role as IT Support:
Secure all company Wi-Fi with WPA3 and strong passwords.
Set up a guest network separate from internal resources.
Use VPNs for remote connections.
7. Data Loss and Backup Failures
What it is:
Loss of critical data due to human error, system failures, or attacks.
✓Your role as IT Support:
Schedule and monitor automated backups.
Ensure backup integrity and restore capability.
Store backups offsite or in the cloud securely.
