MailGuard Blog

Earlier this week, MailGuard detected a phishing invoice email scam sent via a single compromised sender.

Earlier this week, MailGuard detected a phishing email scam spoofing Suncorp.

Earlier this week, MailGuard detected a phishing email scam spoofing NAB.

Earlier this week, MailGuard detected a phishing email scam spoofing Zenith Bank.

Last week, MailGuard detected multiple variations of a phishing email scam spoofing National Australia Bank (NAB).

Earlier this week, MailGuard detected multiple variations of a phishing email scam spoofing National Australia Bank (NAB).

Brandjacking - where cybercriminals impersonate the brands we trust, in order to fool us into clicking on malicious content - has affected some of the world’s biggest companies, past and present. 

Anyone can be a target of brandjacking scams.

Cybercrime networks are once again sending email scams purporting to come from popular telecommunications company, Optus. MailGuard detected several such malicious emails throughout the day on Tuesday.  

Earlier this week, MailGuard detected an email scam spoofing popular telecommunications company, Optus. 

Exactly a month ago, MailGuard shared details of an email scam purporting to be from Optus, using the domain ‘optusnet.com.au’. Now, we have detected another very similar run of scam emails that use the same domain name and employ similar techniques to trick unsuspecting recipients.

Don’t be too quick to believe everything you read in an email, especially if it’s been sent by someone you weren’t expecting to hear from.

A succession of small to very large phishing campaigns impersonating major Australian brands Telstra, the ATO (Australian Taxation Office) and Queensland tolling payments provider GoVia, have been blocked by MailGuard in the past 24-hours.

The world’s biggest brand names are being used to trick people into handing over sensitive personal and financial information. 

A large run of fake Optus emails uses realistic branding and varying body content to deceive victims and outrun anti-spam algorithms.