This post is presented by Trend Micro, maker of Dr. Unarchiver.
Archives are a great way to compress and bundle all sorts of files. Whether massive applications or complex media projects, to get at the contents of an archive you typically must unarchive the whole thing. Depending on the type of archive, you might need special software. And depending on who sent it, you might not trust the files in the archive. Like a vampire, some malware requires you invite it into your machine.