Denise Su isn’t that person Australian telecommunications giant Optus hacked Last September was one of the largest data breaches in the country’s history.

However, he attempted to exploit a hack that exposed the private information of 10 million customer Optus accounts for his own benefit.

Sue, who was 19 at the time of the crime, sent SMS text messages to 92 Optus customers, telling them their personal information was fraudulent within days, unless they transferred AU$2,000 (approximately US$1,400) to the bank. I told my teacher that it was sold. account.

SMS messages

First mistake: Su did not demand a ransom payment in cryptocurrency, which would have made it difficult for authorities to track him down. Instead, he provided the intended victim with bank account details…of his 15-year-old brother.

Second mistake: When Su sent SMS text messages, he sent them from his mobile number.

In case you’re wondering, Australian police didn’t have too much trouble identifying who was responsible…

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He reportedly saw “an opportunity to make a quick buck” as he was “unemployed and struggling”.

“You would have thought he would have been caught fairly easily. .

according to local newsSue apologized for her crimes.

Clearly aware that Sue had cooperated with the police investigation, and that prison might not be the best place for him, Ms. Manea issued Sue an 18-month community correctional order and 100 hours of community service. Declared.

Perhaps the greatest punishment of all is that Dennis Sue’s name will forever be associated with his highly incompetent and sullen attempts to blackmail people out of money.

Did you find this article interesting? Follow Graham Cluley on Twitter again Mastodon To read more about the exclusive content we post.


Graham Cluley is a veteran of the antivirus industry and has worked for many security companies since the early 1990s when he created the first version of Dr. Solomon’s Antivirus Toolkit for Windows. He is now an independent security he is an analyst, makes regular media appearances and gives international lectures on computer he security, hackers and online he privacy. Follow him on Twitter. @gcluleyfor Mastodon @[email protected]or drop him an email.

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