Being safe is better than regretting later. So, read on to know what antivirus is all about and much more.
Will an antivirus keep you safe from hackers?
Yes, an antivirus software will help to improve your online security. In fact, a good program should alert you when suspicious activity occurs and take necessary measures to protect your data.
These days, it is very easy to download malware on your device. For example, a hacker can trick you into opening a link or clicking on a picture that may contain a virus.
Shockingly, you will not even notice that your device is infected with malware. For instance, your speed won’t reduce, no random threats or blue screens, and websites will open as usual.
Thankfully, an antivirus will detect if there is malicious software hungry for your information. It will stop a hacker before he causes unrepairable damage.
What is an antivirus?
This is software designed to identify a virus or any other unauthorized program. If you download a malicious file, the antivirus can eliminate the threat before it harms your system. In other words, an antivirus will protect you against hackers.
A reliable antivirus will detect and remove malware and other advanced computer threats. It should do it in real-time and monitor your system 24/7 automatically.
Is there a difference between antivirus software and VPN?
Both are excellent cybersecurity tools to keep you safe online. However, they are not the same, and it is crucial to understand the difference. The table below compares an antivirus and a virtual private network (VPN).
Feature | Antivirus Software | VPN |
| Purpose | Detect and remove malware, viruses, and other malicious software. | Protect online privacy and security by encrypting internet traffic. |
| Functionality | Scans files and system for malware, viruses, and other threats. | Encrypts internet traffic and reroutes it through a secure server. |
| Protection | Protects against malware, viruses, and other online threats. | Protects against online surveillance, hackers, and other security threats. |
| Privacy | Offers limited privacy protection by blocking trackers and cookies. | Provides high levels of privacy protection by encrypting online traffic. |
| Cost | Free and paid options available, depending on the software. | Free and paid options available, depending on the service provider. |
| Compatibility | Compatible with most devices and operating systems. | Compatible with most devices and operating systems. |
| Ease of use | Easy to install and use, with regular updates to ensure protection. | Easy to install and use, with user-friendly interfaces. |
| Speed | Does not affect internet speed significantly. | May slow down internet speed slightly due to encryption. |
| Use case | Suitable for protecting against malware and viruses. | Suitable for protecting online privacy and security. |
Main hacks types
Below are some of the common ways hackers can attack you online.
Malware
Malware is a blanket term that covers many threats like a virus, trojan, spyware, ransomware, worm, and other malicious programs. Hackers can use these methods to steal your data or crash your entire system.
How to get rid of malware
- Avoid clicking on suspicious links.
- Install a reliable antivirus.
- Use a VPN.
DoS/DDoS (Denial of Service/Distributed Denial of Service)
A DoS attack intends to shut down a device or system, making it inaccessible. It accomplishes this by flooding the target with unbearable traffic or jamming servers. Making it worse, a DDoS attack makes use of multiple machines and computers to flood a target device or system. This threat mainly targets organizations than individuals.
How to avoid DoS/DDoS
- Use a dependable VPN.
- Avoid clicking on a suspicious link.
Phishing
Hackers use various phishing methods to trick you into providing your credentials like passwords, credit card details, PINs, etc. Usually, you will receive a phishing attempt through text, email, or phone calls asking you to do something.
How to avoid phishing
- Install an antivirus program.
- Avoid opening attachments in emails or texts or clicking on suspicious links.
- Ensure the message originates from a trusted sender before providing your personal information.
SQL injection vulnerabilities
Hackers can exploit website security glitches by adding malicious code, removing or changing database data, etc. With SQL injections, they can steal sensitive information like financial data, login credentials, and more.
How to escape SQL injection attacks
- Use parametrized database queries.
- Whitelist input validation.
- Database firewalls.
Session hijacking/Cookie theft
Cookies save your browsing data to improve your online experience. However, a hacker can duplicate the cookies, take over your session ID and access your session. This usually happens when using an unsecured Wi-Fi network.
How to avoid cookie theft
- Clear your browser cookies frequently.
- Use a VPN.
- Avoid using unprotected Wi-Fi unless you have a VPN.
Is it worth paying for an antivirus?
Yes, a good antivirus will give you value for your money. Although it depends on the security level you need, an antivirus will come in handy in this era of increased cybersecurity threats. It will prevent hackers from installing malware to steal your data or take control of your device.
Bottom line
While the internet is a great place, you shouldn't access it unprotected. This is because hackers are taking advantage of the slightest opportunity to steal your data. Therefore, you should install antivirus software to protect your sensitive information, the entire system, and online activities.
Antivirus frequently asked questions (FAQs)
- Can I know if my device is infected with malware?
There are common things you can notice if your device gets infected with malware. For example, your internet searches will start redirecting to unusual sites, or you start seeing frequent pop-ups.
- Is it possible to trace a hacker?
Authorities can identify anyone on the internet with an IP address. However, most hackers know this and use advanced measures to hide their identities.
- Can hackers infect my device with malware even after I turn it off?
No, your computer cannot get infected with a virus if it’s switched off. However, a malicious actor can access your PC remotely if it’s connected it to a shared network. The best way you can avoid this is by disconnecting the network adapter before turning off your device.
- Can hackers access bank accounts with a phone number or email?
Yes, hackers can hack your bank account using your email address or phone number. They can then steal your money, buy subscriptions, or even take a loan.
- Is it worth investing in reliable antivirus software for your computer or phone?
Yes, a good antivirus on your computer or phone will give you value for your money. Although it depends on the security level you need, an antivirus will come in handy in this era of increased cybersecurity threats. It will prevent hackers from installing malware to steal your data or take control of your device.
