Great! You will be my best employee soon! If you reply "Thank you!" you will receive the "You will be the best!" mail. Wow! Progressbar95 is a good game! I like it as well. If you choose the second option, you will receive the "Progressbar95's good!" mail. If you choose the first option, you will receive the "How soon?" mail. pptx for presentations.The boss might send the player a few emails asking if they are playing Progressbar95 (basically slacking off) or actually working on a project (presumably for work).Īre you working on the project or playing Progressbar95? Don’t open any attachment that arrives from an unexpected source.Ĭommon document types include. Fake invoices are a common type of attack method, where employees will be sent what looks like a final demand and are panicked into opening the malicious file. The rule of thumb with these type of attachments is don’t open unless you’re 100% sure you know what they contain. However, these can contain embedded macros - small programs - that wreak havoc on your system, stealing personal data or installing Trojans on the computer. Regular office documents are often the hardest to guard against, as it’s perfectly common for people to send you Word documents, spreadsheets or presentations via email. dmg is the format most often used to distribute software. However, it can also be used to install malware on your Windows PC. exe, MSI is an installer package file format that is used to install programs in Windows. Those emails are less likely to be flagged by security software.Ī bit like. If you need to send large files to someone via email, consider using a service such as Dropbox or WeTransfer instead. You’ll find a good list of compressed file formats here. Unless you’re absolutely sure that someone has sent you a compressed file for a legitimate reason, don’t touch any attachment with a. The problem with compressed file types is that they disguise what’s actually in the package, such as dangerous. They will almost certainly contain malware.Ĭompressed files are one of the hardest types of malware to deal with, because there’s a good reason why someone might send you a compressed file via email - to reduce the size of the attachment. But, again, if you see them in an unsolicited email, or even from someone you know, give them a wide berth. exe files over the internet when installing legitimate software. files - are one of the most common types of malware. There’s no good reason anyone should send you an ISO file by email, so if you see this type of attachment, bin it immediately.Įxecutables - or. Windows 10 can now ‘mount’ ISO files without any extra software, which has made this means of attack much more popular over the past couple of years. However, they can also be used to distribute malware. They’re often used to distribute operating systems, such as Windows. ISO files are generally used to create a copy of everything on a physical disc. Emails like this should be deleted straight away. It will almost certainly include a dangerous payload that will try and install something nasty on your machine. r09 - a compressed file type commonly used by the WinRAR software. In this instance, the file extension was. Whatever you do, do not click on the attachment. However, if you hover the mouse over the attachment in most email software or webmail (such as Gmail) the full name of the file will be revealed, including the file extension at the end. The fraudsters often use long attachment filenames so that you can’t see the letters at the end, known as file extensions. However, it’s not the three letters at the start of a filename that you should be concerned with - it’s the three or four letters at the end, after the dot.
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