Top 5 Best Internet Security Software 2018

by Tomas Statkus - -

Top 5 internet security 2018

Kaspersky Internet Security 2018

Kaspersky Internet Security Suite is one of the best antivirus products on the market. It offers excellent malware protection rates and comes with a decent set of security and privacy features. It offers consumers a high degree of customization and with the purchase, customers receive licenses for Kaspersky Mac, Android, iOS and Windows Phone Security Software.[1]

Kaspersky internet security

Antivirus protection

According to security researchers, Kaspersky offers superior malware protection. Like most of the other antivirus systems, Kaspersky’s detection starts with digital-signature matching, to detect already known malware. In addition, heuristic monitoring searches for any suspicious behavior of unknown software, in order to discover unknown malware. All suspicious icons are sent to Kaspersky Security Network for further analysis. 

When it comes to detection rates, Kaspersky hits nearly perfect scores in test labs. According to AV-TEST, the security suite detected and successfully blocked all malware samples on test computers. 

Additional features

Kaspersky Internet Security offers users many additional features and separate security licenses for bundled platforms. 

If you are looking protection for your entire family, Kaspersky includes parental controls that enable parents to block certain websites, set up screen time, monitor kids’ online activities and more. It also includes anti-spam features, 2-way firewall, safe money browser plugin, virtual keyboard, virtual network service (VPN) and webcam protection. 

System-performance impact

One of the downgrades of the security suite is its mediocre performance hit. Even though it has a relatively low impact while working in the background, it slows down the system by 30% during scans. Kaspersky takes about 30 minutes to finish its full scan and about two to three minutes for the quick scan. 

User interface

Kaspersky has a bright and open user interface. The main window is pretty informative and includes many options, however, it does not look too crowded, and all the features are easy to find and navigate. 

Feature Score
Antivirus protection Excellent
Additional features A very decent set of security and privacy features
System-performance impact Mediocre
User interface Bright and open, easy to navigate

Bitdefender Internet Security 2018

Bitdefender Internet Security 2018 is one of the best products in the market that provides nearly excellent antivirus-detection rates, useful additional features, such as file shredder, password manager, specialized protection against ransomware, and privacy features. Even though a full scan takes a long time, it does not have any noticeable impact on system performances. However, the Internet Security package lacks VPN service and backup software.[2]

Bitdefender internet security

Antivirus protection

Bitdefender’s defenses include a file-scanning engine that searches for known malware and a heuristic monitoring which is used to find unknown viruses. If any suspicious icons are detected, they are sent to Bitdefender’s Cloud Center lab. 

In addition, Bitdefender Internet Security also has Autopilot feature that changes the antivirus’ defenses according to present system’s conditions. The security application offers users several types of scans, including a quick scan and a full scan, that can be scheduled and managed. 

When it comes to detection rates, according to AV-TEST lab, Bitdefender Internet Security does an excellent job, even though it missed about 0.1%.of known malware samples. 

Additional features

Bitdefender Internet Security offers a long list of additional security features that include password manager, secure browser, ransomware immunizer, file shredder, Wi-Fi scanner, virtual keyboard, parental controls, 2-way firewall, system optimizer, webcam protection, and file encryption. It also protects Mac and Android devices. However, it does not include a VPN service and backup software. 

System-performance impact

When it comes to system-performance impact, Bitdefender Internet Security does not slow down the system and even though the full scan takes a long time, it does not have a noticeable impact on online or offline performances. 

User interface

The interface cannot be resized, but it can be moved around. The main Window is dark but many of other screens are brighter. 

Feature Score
Antivirus protection Excellent
System-performance impact Light
Additional features Many
User interface Simple, easy to use

 Norton Security Deluxe 2018

Norton Security Deluxe 2018 offers users nearly perfect malware detection and removal rates, so if you want to protect keep your computer malware-free, Norton Security Deluxe would be a right solution for you. However, when it comes to additional features, it offers a relatively limited set of extra features and provides slow scans.[3]

Norton security

Antivirus protection

Just like other antivirus systems, Norton uses triple-layered protection, including traditional digital-signature matching and heuristic monitoring. If there are any suspicious files detected, they are sent to Norton’s cloud servers for further analysis.

Norton has perfect scores in detecting and stopping both, known widespread malware and unknown zero-day malware. 

Additional features

Norton Security Deluxe comes with protection against spyware, phishing attempts, and ransomware. It also includes browser extensions for safe browsing, 2-way firewall, and password manager. In comparison to other similar security suites, Norton Security Deluxe lacks some security and privacy features, such as network scanner, VPN, file shredder or a hardened browser.

System-performance impact

Norton used to be one of those security suites that drain computer performances. However, the latest 2018 edition does not have such a heavy impact on a system. During a scan, the system could slow down by 30%, which is nearly an average. However, full system scan can take more than one hour, which is pretty long, compared to other products in the market. 

User interface

Norton has a very functional and bright user interface. All the features are easy to reached and simple to use. 

Feature Score
Antivirus protection Excellent
Additional features Lacks some privacy features offered by competitors
System-performance impact Moderate
User interface Very functional 

McAfee Internet Security 2018

McAfee Internet Security 2018 offers improved its antivirus detection and removal, so the rates now are better than the market average. In addition, it also provides many additional features and unlimited licensing. However, it has a heavy impact on system performances. However, McAfee Internet Security as a relatively heavy system performance impact.[4]

McAfee internet security

Antivirus protection

Just like other Windows antivirus systems, McAfee Internet Security applies traditional malware signature matching and behavioral monitoring and reputation analysis. In addition, each suspicious item is sent to McAfee’s Threat Center for further analysis. 

McAfee also provides users with Web Advisor browser extensions that notify users about malicious or suspicious websites. The extensions support Internet Explorer, Mozilla Firefox, Google Chrome, and Safari.

According to AV-TEST, McAfee Internet Security stopped 100% of both known widespread malware and zero-day malware. In comparison, the old McAfee detection engine only detected 95.6% of zero-day malware. 

Additional features

McAfee Internet Security 2018 protects up to 10 devices, including Android, Mac, and iOS devices. It comes with extra security, privacy, and optimization features such as browser extensions, file shredder, game mode, system optimizer, vulnerability scanner, 2-way firewall, anti-spam, password manager, and parental controls. With all of these features, McAfee Internet Security would be a great solution if you want to protect your entire family. 

System-performance impact

One of the biggest McAfee’s downsides is heavy system load, especially during scans. During a full scan the Internet security solution can slow down the system about 60%, which is not the worse, but still heavy. However, scans itself are quite quick, a quick scan only took about 40 seconds. 

User interface

McAfee’s user interface in 2018 became much lighter and brighter. The interface is pretty simple and easy to understand, as all the main features can be found in the main window. 

Feature Score
Antivirus protection Very good
Additional features A decent set of additional features
System-performance impact Heavy, especially during scans. 
User interface Light and simple

Panda Internet Security 2018

Panda Internet Security 2018 offers a very decent set of extra features, that include virtual keyboard against spyware, special defenses against ransomware, backup software and more. It also has a very pleasant interface that can be customized. However, when it comes to antivirus protection, other security suites do a way better job.[5]

Panda internet security

Antivirus protection 

Panda Security applies same antivirus protection techniques for all its Windows products. It starts with a traditional viral-signature matching, then heuristic monitoring and shape-shifting searchers for suspicious behaviors in order to detect unknown malware. All suspicious icons are also sent to Panda’s Collective Intelligence system for further analysis. 

According to AV-TEST Panda Internet Security demonstrated only moderate rates and missed a few threats.  

Additional features

Panda Internet Security can protect up five Windows PCs, Android devices, and also includes a single license for Mac. The package includes 2-way firewall, virtual keyboard, Wi-Fi scanner, rescue kit, parental controls, protection against ransomware, and backup software. If you want to get password manager or file shredder you would have to buy a more expensive package.

System-performance impact 

Panda Internet Security 2018 has a noticeable impact on a system. It also drains a computer by 40% during a full scan. When it comes to scanning process, users can choose from several options, including full scan, and critical scan that scans only selected areas. The full scan is pretty slow, compared to other antivirus solutions. 

User interface 

Panda has a very pleasant and easy to use user interface. It also allows users to customize the interface by moving items.

Feature Score
Antivirus protection Mediocre
Additional features Lacks some features, compared to other products
System-performance impact Mediocre, long scans
User interface Cuztomizable and pleasant


To summarize

When it comes to Internet security software, users want to get maximum: reliable antivirus protection that does not drain the system, and a decent set of security, privacy and optimization features. Even though all, Kaspersky Internet Security 2018, Bitdefender Internet Security, Norton Security Deluxe offer excellent antivirus protection, however, Kaspersky edges others due to its full complement of extra features and tools and superior security and privacy protection against all cyber threats or potential attacks. 

About the author

Tomas Statkus
Tomas Statkus - Team leader

Tomas Statkus is an IT specialist, the team leader, and the founder of He has worked in the IT area for over 10 years.

Contact Tomas Statkus
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