Security Alerts - Emsisoft | Cybersecurity Blog https://www.emsisoft.com/en/blog/category/malware-lab/security-alerts/ Straight-talking security advice from the Malware Experts Fri, 18 Nov 2022 12:27:55 +0000 en-US hourly 1 https://www.emsisoft.com/en/blog/wp-content/uploads/2023/12/cropped-icon_eam-32x32.png Security Alerts - Emsisoft | Cybersecurity Blog https://www.emsisoft.com/en/blog/category/malware-lab/security-alerts/ 32 32 PSA: Threat actors now double encrypting data with multiple ransomware strains https://www.emsisoft.com/en/blog/38554/psa-threat-actors-now-double-encrypting-data-with-multiple-ransomware-strains/ Mon, 17 May 2021 17:02:05 +0000 https://blog.emsisoft.com/?p=38554 We have recently observed a new trend of threat actors using multiple strains of ransomware to double encrypt data on compromised systems.

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]]> Emotet trojan is back with a vengeance https://www.emsisoft.com/en/blog/32439/emotet-trojan-is-back-with-a-vengeance/ Mon, 10 Dec 2018 21:17:32 +0000 https://blog.emsisoft.com/?p=32439 Emotet is back. The infamous trojan now features an all-new email harvesting module that is helping malware authors create scarily realistic malicious emails.

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]]> Beware: New wave of malware spreads via ISO file email attachments https://www.emsisoft.com/en/blog/32373/beware-new-wave-of-malware-spreads-via-iso-file-email-attachments/ Sat, 17 Nov 2018 18:06:02 +0000 https://blog.emsisoft.com/?p=32373 We’ve seen a spike in malware concealed in ISO file email attachments. Learn more about this new threat and how you can protect yourself against ISO malware.

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]]> Mobile malware targets Android users https://www.emsisoft.com/en/blog/26400/mobile-malware-targets-android-users/ https://www.emsisoft.com/en/blog/26400/mobile-malware-targets-android-users/#comments Tue, 11 Apr 2017 20:16:01 +0000 http://blog.emsisoft.com/?p=26400 Your mobile phone is the journal of your digital life. Who is reading yours? Emsisoft explores mobile malware and the best ways for you to prevent it.

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]]> https://www.emsisoft.com/en/blog/26400/mobile-malware-targets-android-users/feed/ 3 Concerned about the Wikileaks Vault 7 revelations? Here is everything we know. https://www.emsisoft.com/en/blog/26443/concerned-about-the-wikileaks-vault-7-revelations-here-is-everything-we-know/ Thu, 09 Mar 2017 04:18:11 +0000 http://blog.emsisoft.com/?p=26443 Wikileaks has released a cache of CIA documents outlining exploit methods for 21 anti-malware security products. Emsisoft is not on the list. Here's what you need to know.

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]]> Biggest data breach ever reported hits 1 billion Yahoo accounts https://www.emsisoft.com/en/blog/25477/biggest-data-breach-ever-reported-hits-1-billion-yahoo-accounts/ Thu, 15 Dec 2016 04:47:10 +0000 http://blog.emsisoft.com/?p=25477 Yahoo has yet again reported a record-breaking data breach, this time impacting as many as one billion users.

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]]> Gooligan Android malware breaches 1 million Google Play accounts https://www.emsisoft.com/en/blog/25238/gooligan-android-malware-strikes-1-million-users-through-google-play/ Fri, 02 Dec 2016 00:37:59 +0000 http://blog.emsisoft.com/?p=25238 The largest Google account breach is affecting as many as 13,000 Android users every day. The main objective of the malware is to increase ad revenue for its developers but there are greater implications such as data theft and third-party access to devices.

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]]> Yahoo hack hits half a billion users https://www.emsisoft.com/en/blog/24011/yahoo-hack-hits-half-a-billion-users/ https://www.emsisoft.com/en/blog/24011/yahoo-hack-hits-half-a-billion-users/#comments Fri, 23 Sep 2016 00:54:59 +0000 http://blog.emsisoft.com/?p=24011 In the biggest data leak ever made public, Yahoo announces that half a billion user accounts have been compromised. Here's what you need to know.

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]]> https://www.emsisoft.com/en/blog/24011/yahoo-hack-hits-half-a-billion-users/feed/ 1 Change your passwords now: Dropbox hack affects 68 million users https://www.emsisoft.com/en/blog/23719/change-your-passwords-now-dropbox-hack-affects-68-million-users/ Wed, 31 Aug 2016 22:55:58 +0000 http://blog.emsisoft.com/?p=23719 In 2012, Dropbox reported a security breach. Last week they issued a forced password reset to thousands of users. Today, the email and passwords of their users has appeared for sale on hacker databases. Here's what you need to know.

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]]> Superfish reloaded: eDellRoot certificate punching a huge security hole in your new Dell computer https://www.emsisoft.com/en/blog/20412/superfish-reloaded-edellroot-certificate-punching-a-huge-security-hole-in-your-new-dell-computer/ Wed, 25 Nov 2015 09:53:02 +0000 http://blog.emsisoft.com/?p=20412 If you have recently bought a new Dell computer, it could come with a very dangerous security flaw...

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]]> Why every Android user should take the Stagefright leak very seriously https://www.emsisoft.com/en/blog/19218/why-every-android-user-should-take-the-stagefright-leak-very-seriously/ https://www.emsisoft.com/en/blog/19218/why-every-android-user-should-take-the-stagefright-leak-very-seriously/#comments Mon, 05 Oct 2015 12:00:58 +0000 http://blog.emsisoft.com/?p=19218 It only takes one text to put hundreds of millions of phones at risk. Learn about the Stagefright bug and how it puts your digital life on the line.

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]]> https://www.emsisoft.com/en/blog/19218/why-every-android-user-should-take-the-stagefright-leak-very-seriously/feed/ 4 Update now! Get the latest Windows Security patch https://www.emsisoft.com/en/blog/18014/update-now-get-the-latest-windows-security-patch/ https://www.emsisoft.com/en/blog/18014/update-now-get-the-latest-windows-security-patch/#comments Tue, 21 Jul 2015 19:43:00 +0000 http://blog.emsisoft.com/ru/?p=18014 Just a few hours back Microsoft released their latest Windows Security Update. There was a super-critical bug discovered in the Hacking Team files.

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