Who is behind Petna?
The news talk about a cyber attack when reporting about Petna and WannaCry. This implies purposeful activities aiming at causing damage. On the other hand, cyber-criminals who are in the blackmailing business with ransomware are mainly interested in making easy money. They failed both with WannaCry…
Petya is back - again
The Petya ransomware, about which the first reports were published in the G DATA blog, occasionally rears its head with some new features (last time as "GoldenEye"). This time is no different - except that this is the first time that Petya uses an exploit from the arsenal of an intelligence agency.…
Wrapping up WannaCry - sort of
After the big infection wave that hit thousands of computers all over the world on Friday, May 12, we are taking a look at some things that WannaCry has taught us and some of the aspects that have surprised many.
Attacks on SS7 - how safe is my data?
A few days ago reports emerged that attackers have exploited a weakness in a communication protocol which is used for SMS services by mobile carriers. This has increased the susceptibility of processes such as mTAN significantly. We will take a look at the facts and backgrounds as well as measures…
Microsoft patch fixes Office zero-day
The current patches of Microsoft close i.a. a critical vulnerability in Office, which has been exploited by massively spammed Dridex banking trojans. Updating is the best protection.
DoubleAgent - does it really turn AV into malware?
A company offering protection against Zero-day exploits, exposes a vulnerability in Windows, which allegedly allows attackers to turn AV-products into malware. A lot of uncertainty has been created. On closer inspection, there is no reason to panic.
Twitter hack: thousands of accounts hijacked
Many Twitter users in Europe woke up to some unexpected Tweets: many Twitter accounts suddenly posted messages which attacked the Dutch and German governments. Unknown attackers were able to gain access to the millions of accounts through an app which provides statistics.
WikiLeaks Vault7 Year Zero
Agencies spy. That’s a trivial fact. And even if most of the leaked details have been known before, a bad feeling comes up when information is leaked that provides insight about the extent and the systematics of the agencies’ acitivities. Vault 7 Year Zero is the first set of documents and it…
Connected toy manufacturer suffers data breach
Manufacturer "Spiral Toys“ sells connected soft toys under the "Cloud Pets" brand. The toy transmits voice recordings between parents and their children. A massive data leak has now resulted in the exposure of this personal information to unauthorized individuals. About 800.000 registered users are…
Highlights in G DATA’s Blog – A short review of 2016
G DATA started its blogs six years ago and the team has published numerous articles about IT security, malware, mobile device security, awareness and also the Internet of Things since then. It is time for us to take a look back at the Top 10 most read articles in 2016 – both in the German and the…
Hauke Gierow
Head of Corporate Communications
Karsten Hahn
Virus Analyst
Tim Berghoff
Security Evangelist