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Archive for April, 2010
April 25th, 2010

How to make the Full System Scan 6x faster in 10 days

During the last few weeks, we have been tweaking the avast! 5 engine; and while doing this, we found out that there were some hidden reserves with respect to its performance (namely, the duration of the on-demand scans).

One of the great new features of avast 5 is the persistent cache, a mechanism which allows us to skip rescanning of certain files. In particular, this applies to files which are on our internal whitelists, as well as files which are digitally signed by trusted publishers (we maintain a relatively short list of software publishers that we trust, and we consider any files produced and digitally signed by these publishers as safe).

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Categories: How to, Technology, Uncategorized Tags:
April 16th, 2010

New avast! update adds 7 more language packs

This Wednesday, we released a new program update for avast!, version number 5.0.507. It brings a fair amount of fixes and new features (details here) and also 7 new language packs. Namely, the following languages were added:

  • Dutch
  • Finnish
  • Norwegian
  • Portuguese (Portugal)
  • Slovenian
  • Turkish
  • Vietnamese

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Categories: General, Technology Tags:
April 1st, 2010

Misdirection on the Internet

Having over 100 million users has its downside—it means that users searching for Avast are also a prime target of scammers as well as legitimate companies trying to piggy-back on our name recognition. Every day we receive complaints from people that have been scammed. Some have been scammed into paying to download a free copy of Avast. Others have been tricked into buying a product they thought was Avast but was not. This happens in many different ways but at the core is the greatest scourge of the internet—socially engineered scams and deceptions. Thieves and even legitimate companies are masters at taking advantage of people’s natural penchant to trust others. Some scams are quite blatant and most of us would consider them theft or cheating. Others are much less obvious and may even be considered zealous marketing and selling. One finds such deceptions in search results, on download sites, and even in internet domain names. Read more…