12 October 2015 Beware of scammers continuing to pose as Microsoft with fake upgrade claims Scamwatch is warning consumers to beware of scammers pretending to be from Microsoft, with the latest round of scams based around the current Microsoft Windows 10 system upgrade. 13 August 2015 Beware of fake lottery and competition 'wins' on social networking platforms Scamwatch is warning consumers to beware of fake lotteries or competitions on social networking platforms, with scammers using popular platforms to pedal these empty wins. 11 August 2015 Beware of ransomware Scamwatch is alerting consumers to a spike in the number of people falling victim to ransomware scams in 2015, compared to last year. 29 May 2015 Fake debt collectors Scamwatch is warning of phone calls from scammers claiming to collect debts. 21 January 2015 Invoice email scam now targeting Australian businesses SCAMwatch is warning Australian businesses to beware of an invoice email scam seeking payment re-direction.