Black fax to harass large institutions or government departments, to retaliate against the senders of junk faxes, or merely as simple pranks. The basic principle of a black fax can be extended to form a "black fax attack." In this case, one or more sheets are fed halfway through the sender's fax machine and taped end to end, forming an endless loop that cycles through the machine. Not only can solid black be used, but also images which will repeat endlessly on the receiver's machine until its toner runs out. The introduction of computer-based facsimile systems (combined with integrated document imaging solutions)
Matt Fax releases on smaller independent record labels until he been able to release a remix for Moguai on deadmau5's label mau5trap on November 7, 2011. He then changed his name to his actual pseudonym, Matt Fax. The first release under the Matt Fax alias was on May 9, 2012 on Balkan Connection. Throughout the year, he released most of his music on various small labels, until Jaytech and Above & Beyond among others started playing his music regularly. He signed with Silk Music later the year, where he released a couple of EPs and remixes through the multiples division for two