Tells me he hacked into my computer and installed a virus through using a password I never used and tells me to pay him $900 in bitcoin. Not falling for that.

Blackmail referring to the knowledge of a password used several year ago

X-Apparently-To: ddykaar@rogers.com; Fri, 28 Sep 2018 15:58:15 +0000 Return-Path: <Aaron671Smith@yahoo.jp>_x000D_ X-YahooFilteredBulk: 5.233.71.47_x000D_ Received-SPF: softfail (transitioning domain of yahoo.jp does not designate 5.233.71.47 as permitted sender)_x000D_ _x000D_ X-Originating-IP: [5.233.71.47]_x000D_ Authentication-Results: mta4006.rog.mail.gq1.yahoo.com from=yahoo.jp; domainkeys=neutral (no sig); from=yahoo.jp; dkim=neutral (no sig)_x000D_ Received: from 127.0.0.1 (HELO yahoo.jp) (5.233.71.47)