antivirus software Archives

Tech Optimizer

April 22, 2026

‘Defender covers everyday risk without requiring additional software’: Microsoft says its antivirus is all many Windows 11 users need — but is that right?

Microsoft has questioned the necessity of third-party antivirus software in 2026, suggesting that the built-in protection of Windows 11 may be sufficient for average users. Microsoft Defender has improved significantly, becoming a reliable option, although some free antivirus applications may still outperform it in certain scenarios. For users with complex security needs, such as families, a more comprehensive security suite may still be advisable.

Tech Optimizer

April 22, 2026

Microsoft says Windows 11’s built-in ‘Defender’ antivirus is “usually sufficient” for most PC users: “I haven’t used a 3rd party antivirus since XP”

The text discusses the importance of antivirus protection in the face of sophisticated cyber threats. It highlights Microsoft Defender as an integrated security solution for Windows 11, which provides real-time protection and advanced features. Recent discussions on the r/Windows11 subreddit indicate a trend of users favoring Microsoft Defender over third-party antivirus software, with many expressing confidence in its adequacy for their security needs.

Tech Optimizer

April 22, 2026

“I haven’t used a 3rd party antivirus since XP”: Microsoft says Windows 11’s built-in ‘Defender’ antivirus is “usually sufficient” for most PC users

Windows 11 includes Microsoft Defender, an integrated antivirus application that protects against malware, phishing, and ransomware. Microsoft states that for many users, Microsoft Defender is sufficient for everyday risks without needing additional software, provided it is regularly updated and used cautiously. The decision to use third-party antivirus software depends on individual usage patterns and specific feature needs. Microsoft warns against running multiple antivirus programs simultaneously due to potential system conflicts and resource strain. Community opinions on platforms like the r/Windows11 subreddit indicate a general consensus that Microsoft Defender meets users' security needs effectively.

Tech Optimizer

April 21, 2026

Microsoft says Windows 11 users do not need third-party antivirus software

Microsoft has introduced built-in antivirus software, Microsoft Defender, in Windows 11, which is active by default and continuously updated. Independent testing shows Defender achieving a score of 6 out of 6 from AV-Test and real-world protection rates between 98.5% and 100% from AV-Comparatives. The security features include real-time scanning, behavior monitoring, cloud-delivered protection, SmartScreen technology, Controlled Folder Access, and Smart App Control. Microsoft acknowledges that while Defender is sufficient for most users, third-party solutions may be necessary in enterprise environments. Windows Security benefits from automatic updates through Windows Update, providing continuous protection. Over 500 million Windows 11 users have received this updated guidance.

Tech Optimizer

April 21, 2026

Gen Digital Inc stock (US36870C1018): Is its cybersecurity moat strong enough for steady investor re

Gen Digital Inc operates a consumer-focused cybersecurity model centered on subscription-based protection services, including antivirus, VPNs, and identity theft protection. The company generates predictable revenue through auto-renewals, with over 90% of customers renewing annually. Its business model scales with internet penetration and focuses on individual users rather than enterprise contracts. Gen Digital emphasizes organic growth through product innovation and geographic expansion, with key growth drivers including the increase of connected devices and cloud-based delivery. The product portfolio features tiered subscription plans, catering to diverse consumer needs, and the company maintains a competitive position through superior detection rates and customer support. Gen Digital's primary markets are North America and Europe, with emerging opportunities in Latin America and Asia. Analysts view the subscription model favorably for its resilience and cash flow generation, while risks include competition from free tools and regulatory changes. Upcoming earnings will provide insights into subscriber trends and pricing power.

Tech Optimizer

April 21, 2026

Do You Need a Third-Party Antivirus for Windows 11? Here’s What Microsoft Says

Microsoft states that the built-in security features of Windows 11 are adequate for most users, suggesting that third-party antivirus solutions may not be necessary. However, there are scenarios where third-party antivirus software can be beneficial, especially due to recent vulnerabilities in Defender. Independent testing organizations have rated Defender highly, with AV-Test placing it among the top antivirus solutions and AV-Comparatives awarding it the Advanced+ badge. Microsoft emphasizes that Defender runs continuously as part of Windows and receives updates through Windows Update, ensuring automatic protection. The company advises that additional security software may be useful for users managing multiple devices or seeking specific features like identity monitoring or parental controls. Safe computing habits are also recommended to enhance security.

Tech Optimizer

April 21, 2026

Safeguarding Against the Personal Attack Chain in the Age of “Always On” Connectivity

The cybersecurity industry has focused on protecting corporate perimeters, but cybercriminals are increasingly targeting executives and their families, exploiting personal vulnerabilities. Executives are twelve times more likely to be targeted than average employees, with over half experiencing personal breaches. The Personal Attack Chain is a multi-stage process where attackers exploit an executive's personal digital footprint to gain access to corporate resources. The stages include reconnaissance, intrusion, lateral movement, and action on objectives. Reactive security measures are insufficient; proactive intelligence is necessary to identify threats before they reach organizations. Home security is often compromised by vendors, and travel increases vulnerability. Digital Executive Protection (DEP) is becoming essential for safeguarding executives and their families, balancing privacy, convenience, and security. Effective strategies include minimizing digital footprints, safeguarding devices and networks, providing identity theft protection, and educating executives on online safety. Personal cybersecurity is now a corporate imperative, requiring a holistic approach to protect individuals and organizations alike.

Tech Optimizer

April 21, 2026

Even trusted apps can infect your PC with malware now

Recent supply-chain attacks are increasingly targeting well-known software such as CCleaner, Steam games, and Notepad++, allowing hackers to distribute malware through legitimate updates. The introduction of artificial intelligence has accelerated the frequency and sophistication of these attacks, with hackers compromising developers or exploiting third-party tools to inject malicious code. Notepad++ was specifically affected by a supply-chain attack where a compromised third-party tool led to the distribution of tainted software. Attackers use various strategies, including hacking developers' credentials, purchasing access, or compromising tools relied upon by developers. Antivirus software is crucial for protecting users from malware, even from trusted sources, as modern solutions have minimal impact on system performance.

Tech Optimizer

April 21, 2026

Microsoft officially says you don’t need extra antivirus on Windows 11

Microsoft asserts that Microsoft Defender is sufficient for most Windows 11 users, negating the need for additional antivirus software. Windows 11 is described as "the most secure Windows yet," with Defender providing adequate protection against everyday risks, provided users maintain default settings and keep their systems updated. However, power users, particularly those managing multiple devices or requiring advanced features, may benefit from third-party antivirus solutions. Installing additional antivirus software can lead to increased system resource usage and potential conflicts with Defender, so it is recommended to use only one real-time antivirus solution for optimal performance.

Tech Optimizer

April 21, 2026

Best Free Antivirus 2026: Keep Your Devices Safe With These Free Tools

Many free antivirus services monetize user attention or data, and caution is advised when selecting these options. Recommended free antivirus tools should be free of ads or spyware. Trustworthy antivirus providers present clear privacy policies detailing data collection and sharing practices. Effective free antivirus tools offer real-time protection, on-demand malware scans, and user-friendly features. While free antivirus software is generally sufficient, paid options provide additional cybersecurity tools. The best free antivirus tools consume less than 5% of system resources, with active scans ideally not exceeding 40% CPU usage. Avast faced backlash for selling customer data to over 100 third parties and was fined million by the FTC in 2024. Kaspersky was banned in the U.S. in 2024 due to concerns about potential intelligence exploitation, and it cannot be recommended at this time.