MailGuard 5 August 2026, 12:41:15 GMT+10:00 8 min read

Fake Telstra "Duplicate Payment" Refund Scam Targets Australians

A new phishing campaign is impersonating Telstra, using a fabricated duplicate invoice payment to lure recipients into a fake ...

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Blog Post by Craig McDonald

Craig McDonald 10 August 2018, 7 min read

Medical sector facing a new kind of plague

I had a group of friends over for dinner a couple of weeks ago, one of whom is a doctor. ...
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Craig McDonald 23 July 2018, 8 min read

The imitation game: email fraud, phishing & brandjacking

The term “imitation game” comes from a paper Alan Turing wrote in 1960 called Computing ...
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Craig McDonald 16 July 2018, 9 min read

Email: the skeleton key to your company’s data & dollars

Phishing Brandjacking CEO fraud All these kinds of cybercrime are perpetrated using email ...
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Craig McDonald 5 July 2018, 7 min read

Attention: unusual activity on your email account - click here

Does defeating cybercriminals mean we need to try thinking like they do? The kind of ...
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Craig McDonald 7 June 2018, 10 min read

How hard/easy is it to defraud your company?

You have your solicitor look over contracts before they’re signed. Your accountant ...
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Craig McDonald 4 June 2018, 10 min read

Cybersecurity: a quick-start guide for businesspeople

There’s a lot about online crime that’s ambiguous and confusing, but the damage it’s ...
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Craig McDonald 1 June 2018, 10 min read

Cybersecurity insurance: only half of businesses have it

The Wall Street Journal has published an interesting article quoting Warren Buffett ...
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Craig McDonald 16 May 2018, 6 min read

Cyber-ranges: hands-on cybersecurity training to make companies safer

Have you come across the concept of cyber-ranges before? Cyber-ranges have arisen from ...
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Craig McDonald 11 May 2018, 9 min read

Beyond crypto: Blockchain as a collaboration platform

The public image of Blockchain technology - especially cryptocurrency, it’s most visible ...
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Craig McDonald 2 May 2018, 6 min read

Cybercriminals vs The World: together we can beat them

Why do the people working on the frontlines of cybersecurity feel that collaboration is ...
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Craig McDonald 18 April 2018, 6 min read

Cybersecurity - don’t learn about it the hard way

It’s my mission, both as an entrepreneur and a communicator, to help businesses protect ...
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Craig McDonald 9 April 2018, 8 min read

Ensuring your cash flow security

"Cybersecurity needs to be taken seriously… Cybercriminals are becoming more ...
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Craig McDonald 4 April 2018, 7 min read

Blockchain - the new DNA of cybersecurity?

A lot of people have heard the term “Blockchain” by now and know that it has something to ...
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Craig McDonald 20 March 2018, 5 min read

'Free cryptocurrency' scams: Twitter users beware

The persistent rise of cryptocurrency is changing the internet in a variety of ways, and ...
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Craig McDonald 13 March 2018, 6 min read

Small business - lifeblood of economies - is a cybercrime target

There’s a widely held misconception that cybercrime only affects big companies but ...
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