avast! antivirus v4.8
は1988年より利用されてきた ALWIL Software a.s. の総合的な検知技術に基づいています。高速な差分更新や進んだマルチレイヤ・リアルタイムプロテクションなどを備えており、ほぼすべてのマルウェアから保護します。
ALWIL Software はお客様が詐欺にあわないように、数々のウェブ経由で不正に販売されている弊社製品に関してお知らせいたします。 詳しくは こちら をご覧ください。
New version 4.8.1296 released
We are pleased to announce the release of the new version 4.8.1296 of avast! antivirus Home and Professional Editions, which contains a number of new features. The new version includes a malicious URL blocker and faster scanning and updating speeds. For more details please read the revision history. Download avast! Professional Edition and try it free of charge for 60 days, or purchase it here. |
avast! antivirus rated "Advanced+" by AV Comparatives
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avast! antivirus rated "++" by AV-Test The independent testing body AV-Test has released the results of a major comparative test of antivirus products, covering detection rates for various types of malware. In the tests, avast! antivirus detected over 99% of all malware types (and more than 98% of adware and spyware) and has therefore received a "++" rating for its detection rates in on-demand scanning. The full test results can be found here. |
お使いのコンピュータがよく知られたウイルスやワーム (MyDoom, Netsky, Beagleなど) に感染してしまったら、無料の avast! Virus Cleaner を使用してみてください。
| Win32:Virut |
Win32:Gatina-B ![]() |
| Win32:Warezov family |
| Win32:Banker family |
Win32:Zlob-JN ![]() |
Win32:Zlob-JO ![]() |

avast! antivirus has been awarded the highest "Advanced+" rating following tests carried out by AV-Comparatives.























