🤔 “But I already installed antivirus software! 😫 Why is my computer still infected?”
- 2025-06-27 -
🤔 “But I already installed antivirus software! 😫 Why is my computer still infected?”
Let us help explain this common concern!
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➡️ 1. Reasons Why Infections Still Happen Despite Antivirus Protection
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a. Outdated Antivirus Software
Your antivirus may not detect newer threats if it's not regularly updated.
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b. Zero-Day Vulnerabilities
These are software flaws that attackers exploit before developers release a fix.
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c. Social Engineering Attacks
Phishing emails, fake websites, and tech support scams can trick users into installing malware.
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d. User Behavior
Downloading unknown files, clicking suspicious links, or temporarily disabling antivirus protection can all lead to infections.
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➡️ 2. Limitations of Antivirus Software
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a. Signature-Based Detection
Most antivirus tools rely on known virus signatures, making them ineffective against new or unknown malware.
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b. False Positives & False Negatives
They may mistakenly flag safe files as threats (false positives) or fail to detect real threats (false negatives).
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➡️ 3. Best Practices for Cybersecurity
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a. Keep Antivirus Software Updated
Ensure your antivirus definitions and software are always current.
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b. Use Additional Security Tools
Firewalls and anti-malware tools provide extra layers of protection.
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c. Regularly Update OS and Applications
Patch known vulnerabilities to reduce the risk of exploitation.
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d. Stay Vigilant
Be skeptical of unknown emails, links, and phone calls. Always verify their authenticity.
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e. Back Up Your Data Regularly
In case of infection, backups allow you to restore your data safely.
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🙄 While antivirus software is a key part of a solid cybersecurity strategy, it’s not a foolproof solution. To achieve the highest level of protection against viruses and other threats, stay alert, guard against social engineering attacks, and follow good cybersecurity hygiene.
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Source:
thinking.com.hk
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