Category Archives: Cybersecurity

Facebook has got your number – even if it’s not your number

Source: Sophos Naked Security If you are a user of the social networking site you are going to want to read this article. Do you value your Facebook account? Have you linked your phone number to your Facebook account? You could lose access to it if you aren’t careful, according to James Martindale, who discovered a worrisome Facebook authentication… Read More »

Two-factor via your mobile phone – should you stop using it?

Source: Sophos Nacked Seruity Our friends over at The Register just documented yet another real-world example of a cybercrime known as SIM swapping. In its most up-front form, here’s the sort of thing that happens. A crook walks into a mobile phone shop, lets himself get talked into a top-of-the-range new mobile phone to replace the one he says he just… Read More »

How did some Ethereum users find themselves with empty wallets?

Source: Sophos Naked Security On the evening of June 29 (ET), users of Classic Ether Wallet were alerted to the sort of news anyone who invests in cryptocurrencies must dread. It’s not clear who first noticed that something was awry with the the wallet’s classicetherwallet.com domain, but Twitter was soon spewing warnings. By the early hours of the… Read More »

New variant of Petya ransomware (also known as Petrwrap/PetyaWrap)

Source: Sophos Knowledge Base Overview Sophos is aware of a new ransomware variant being seen in multiple countries today. Our investigation shows that this attack both encrypts files and the Master Boot Record (MBR) and can spread rapidly using several techniques, including the “EternalBlue” exploit of a vulnerability in the Windows Server Message Block (SMB) service, which Windows… Read More »

Petya variants behind the global ransomware outbreak: here’s what we know so far

Source: Sophos Naked Security Editor’s note: Sophos customers can follow the technical updates in this Knowledge Base Article, which includes a list of the variants we’re detecting and blocking. This article will also be updated as new details emerge. SophosLabs has determined that new variants of Petya ransomware (also known as GoldenEye) are behind the massive online outbreak that spread across Europe, Russia,… Read More »