Author Archives: Avast Blog

A report from RSA Conference Europe 2013

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In today’s world where malware evolves and develops rapidly, sharing security information is the key element for success. Companies which ignore this fact  sooner of later suffer from the consequences of their bad decision. Malware researchers from all over the world regularly meet at various IT security conferences, where they learn from each other how […]

How do I access the avast! Virus Chest?

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Question of the week: What goes into the Virus Chest, and how do I remove what’s inside? Potentially harmful files are stored in a safe and completely isolated place called the avast! Virus Chest. This area keeps infected or otherwise suspicious files away from the rest of the operating system so they cannot cause damage […]

Halloween tricks move online

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Back in the good ol’ days of Halloween, you only had to worry about your house getting egged or your big brother stealing the good candy. Halloween tricks have moved online, and along with any significant event or holiday, this spooky celebration marks an increase in malware. Cyber ghouls pull out their bag of tricks […]

How many variations of “qwerty” and “1234? can you think of?

I am quite surprised at how inventive people can be when it comes to the thinking up weak passwords. The obviously weak combinations like ’1234′ or ‘qwerty’ along with names and phone numbers are quite common parts of passwords. Some background The story begins with me fighting a familiar piece of malware, Bicololo, which is […]

Loyal fans make AVAST the most popular antivirus

Avast! Antivirus is the most trusted and popular antivirus in the world and a leader among worldwide antivirus vendors.  “With nearly 200 million customers in 43 languages — a staggering 1 million users in 38 different countries — it is used by more people than rivals AVG Technologies, Symantec and McAfee combined,” wrote Jon Swartz […]

Facebook Clickjacking: Will You Like Me?

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“Who wouldn’t want to have more likes on their Facebook page?” This is the motivation of a very trivial code to get more likes, but while other methods usually comprise of adding better content or advertising, this one is a bit easier, and much dirtier. Why not show the like button directly beneath your mouse […]

Google flagged PHP.net as suspicious website

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PHP.net users that would like to access php.net were unpleasantly surprised today. Google flagged the website as suspicious and users of the Google Chrome and Mozilla Firefox browsers saw a security warning when they tried to visit the website. According to the Google diagnostic page, suspicious content was found on php.net on October 23rd, 2013. […]

What to do if your computer is attacked by ransomware

Question of the week:  I just read your blog post about the Reveton virus. My computer was locked and held for ransom by something similar. I finally got it fixed and downloaded avast! 2014. How can I prevent that from happening again? We’re sorry to read that you experienced “ransomware” firsthand.  While this type of […]

No pleasure from this adult app – only pain

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A few weeks ago, I discovered and Julia warned you about a fake AVAST application which was infecting smartphones. It was hidden behind adult apps and was pretty nasty. Here is some detailed information about it. First of all, if you look for adult applications (also known as pleasure applications J ), you can find […]