![]() ![]() Refrain from using Google Open DNS (8.8.8.8 or 8.8.4.4).Such rules should be enabled or alternative to them put in place. Default content filtering rules are available to block certain files such as exe, com, scr and bat files. Enable the default content filtering rules. ![]() Changing the filter levels or priorities can lower performance To streamline install procedures GFI MailEssentials comes preset with all that is required to get up and running in minutes. AVs block malware in different methods and have different response times to malware. Thus to ensure all around blocking protection we suggest to use Unified Protection for GFI MailEssentials for both anti-spam and anti-malware. Most of ransomware does not infiltrate as malware but as Spam email (eg via a phishing link). ![]() Companies should get a subscription to the Unified Protection.In terms of GFI MailEssentials we can suggest: This means that the variations of the malware are totally different from the parent making the detection much more complex. To make things a bit more complicated such Trojans are using vulnerabilities in the existing systems/software as well as these are what is known as polymorphic malware. One of the most popular that is seen in terms of email is that email received contain a Trojan which when executed by users would start downloading the actual ransomware. Over the past months we have seen various clever ways how such malware has been distributed. AnswerRansomware does not infiltrate the company infrastructure from email, but also from web. ![]()
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