Antivirus software

Computer software to defend against malicious computer viruses

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We include updates on VirusTotal, Kaspersky Lab, McAfee, Bitdefender, Sophos, Malwarebytes, ClamAV, Whitelist, Symantec Endpoint Protection, Dr.Web, Kingsoft, Microsoft Security Essentials, ESET NOD32, Webroot, Avira, Cylance ... and more.

February 2025
Avast Antivirus
The FTC sent settlement notices to Avast customers via email regarding the data privacy issue.
February 2025 Kaspersky Lab discovers SparkCat, a pioneering OCR (Optical Character Recognition) infostealer malware found within the iOS App Store, marking a significant cybersecurity finding in mobile device threat detection.
February 2025
MacKeeper
PCMag rated MacKeeper as 'Good', signaling a positive reassessment of the software's performance and reputation.
February 2025 Australia banned Kaspersky software from government systems due to national security concerns, requiring removal by April 1, 2025.
2024 Hacked email accounts suggest Kaspersky Lab helped the Russian government develop software for spy drones.
2024 PCMag named Bitdefender as one of the Best Tech Brands.
2024 Bitdefender releases a free decryption tool for victims of the BitLocker-abusing ShrinkLocker ransomware.
2024 Kaspersky discovered a year-long supply chain attack targeting the Python Package Index (PyPI), uncovering malicious packages containing JarkaStealer malware designed to exfiltrate sensitive information from infected systems.
2024 Kaspersky Lab identified the CloudSorcerer APT and its EastWind campaign, uncovering a sophisticated cyber threat targeting government and private sector organizations through advanced phishing techniques and leveraging public cloud infrastructure for large-scale data exfiltration and surveillance.
2024 Kaspersky exposed DuneQuixote, a sophisticated malware campaign targeting intellectual property in technology and energy sectors. The campaign utilized custom-built exploits and fileless techniques, operating entirely in memory to avoid detection by traditional security tools.
2024 McAfee launched an AI-driven threat detection system to provide enhanced real-time protection against evolving cyber threats.
November 2024 Malwarebytes acquired AzireVPN, a VPN service based in Sweden, expanding its service offerings.
October 2024 Bitdefender announces the consolidation of its scam detection and AI prevention technologies into the Scam Copilot platform.
October 2024 Scamio is integrated into Discord.
July 2024 Kaspersky announced it would close its United States division and lay off all employees ahead of the sales ban.
July 2024 McAfee appointed Craig Boundy as President and Chief Executive Officer.
June 20 2024 US Secretary of Commerce Gina Raimondo announces a sales ban for Kaspersky Labs, prohibiting software sales and updates to US customers, effective July 20, 2024.
June 20 2024 The US government announced a prohibition on Kaspersky selling or distributing software updates to US customers, effectively forcing the company to exit the US market.
May 2024
Microsoft Defender Antivirus
Chrome and Firefox extensions for Application Guard will be deprecated and will not migrate to Manifest V3.
May 2024 Bitdefender announces a partnership with NinjaOne to integrate their security software into a single product suite.
May 2024 Bitdefender was a supporting partner for Europol's Operation Endgame, which led to the takedown of over 100 servers and four arrests worldwide, targeting botnets including IcedID, SystemBC, Pikabot, Smokeloader, and Bumblebee.
April 2024
Microsoft Defender Antivirus
Microsoft announced the deprecation of Microsoft Defender Application Guard for Edge for Business.
April 2024 Scamio is integrated into WhatsApp.
April 2024 Bitdefender announced the launch of Bitdefender Voyager Ventures, a corporate venture capital unit.
March 2024
MacKeeper
The latest version of MacKeeper was certified by AV-TEST, receiving 6/6 for protection capabilities, 5.5/6 for performance, and 6/6 for usability.
February 2024 McAfee expanded its identity theft protection services, integrating new tools for comprehensive monitoring and fraud prevention.
February 2024
Avast Antivirus
The Federal Trade Commission fined Avast $16.5 million for collecting and selling user data without proper consent.
2023 Bitdefender expanded its partnership with Ferrari to include integration of Bitdefender Advanced Threat Intelligence into all of Ferrari's operational systems.
2023 Bitdefender received AV-TEST Top Product award, winning Best Protection, Best Android Protection, and Best MacOS Security categories.
2023
Kaspersky Internet Security
Kaspersky moved to a subscription model, replacing Kaspersky Internet Security with Kaspersky Plus in their product lineup.
2023 Revenue decreased to $721 million, with a 4.1% decline from the previous year.
2023 Kaspersky discovered NKAbuse, a sophisticated multiplatform malware using blockchain technology for peer-to-peer communication. The malware could perform DDoS attacks and provide backdoor access to compromised systems, demonstrating advanced cybercrime techniques.
2023 Kaspersky discovered Triangulation, a sophisticated spyware campaign targeting iOS mobile devices. The malware exploited multiple zero-day vulnerabilities, allowing full device control through malicious instant messaging attachments, with potential state-sponsored espionage implications.
2023 Greg Johnson stepped down as CEO of McAfee.
December 2023 Bitdefender launches Scamio, a free AI-powered scam detector.
November 2023 Bitdefender's research into the Interplanetary Storm botnet proxy network was used by the FBI to dismantle the network.
October 2023 Additional malware samples connected to the MATA cluster were discovered, further revealing the ongoing threat of this cyber-espionage framework.
August 2023 Malwarebytes announced an additional 100 layoffs as part of a strategic plan to separate the company into two distinct business units.
July 2023
VirusTotal
VirusTotal issued a public apology after a staff member accidentally exposed private information of 5,600 customers, including email addresses of US Cyber Command, FBI, and NSA employees.
June 2023 Kaspersky Lab reports a significant cyberattack that compromised thousands of iPhones, with infection traces dating back to 2019.
2022 Gen Digital discontinues the BullGuard brand and migrates its customers to Norton.
2022 Gen Digital completes the acquisition of Avast, consolidating four major antivirus brands under one ownership.
2022
ClamAV
Splunk conducted an extensive efficacy study of ClamAV using 416,561 malware samples from MalwareBazaar, determining the antivirus software was 59.94% effective overall, detecting 249,696 samples across various malware categories.
2022 Revenue remained stable at $752.5 million, with minimal growth of 0.03%.
2022
MacKeeper
MacKeeper 6 was launched with an enhanced set of core features.
October 2022
Microsoft Defender Antivirus
Microsoft deprecated the Google Chrome extension for Microsoft Defender Antivirus, ending browser integration support for the third-party browser.
October 2022 McAfee partnered with Visa to provide cybersecurity solutions to cardholders worldwide, expanding its consumer protection reach.

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This contents of the box above is based on material from the Wikipedia articles MacKeeper, Microsoft Defender Antivirus, VirusTotal, IObit Malware Fighter, Kaspersky Lab, Antivirus software, ClamAV, Avast Antivirus, DriveSentry, Kaspersky Internet Security, McAfee, Bitdefender & Malwarebytes, which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.

See Also