Author Archives: Hacker Medic

Mac OS X ??Gatekeeper???????????????????

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セキュリティ研究者 Patrick Wardle 氏の詳しい説明によると、Apple の Mac OS X で使われている「Gatekeeper」には、攻撃者が未検証・未署名のコードを実行できる脆弱性が存在します。

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Apple’s “Gatekeeper” in Mac OS X vulnerable to simple bypass

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Researcher Patrick Wardle details security weakness in Apple’s “Gatekeeper” in Mac OS X that could allow attackers to run unverified, unsigned code.

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How Android’s evolution has impacted the mobile threat landscape

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Significant behavioral changes made to the Android mobile operating system have affected malware and how it applies to non-rooted devices.Read More

?????????????????????? Poweliks ????????? Kovter ?????

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Kovter マルウェアの亜種は、レジストリ内にのみ潜んで検出をすり抜けるという Trojan.Poweliks の画期的な手口を初めて模倣しています。

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Kovter malware learns from Poweliks with persistent fileless registry update

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A variant of the Kovter malware is the first to use Trojan.Poweliks’ pioneering tricks by residing only in the registry to evade detection.

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3097966 – Inadvertently Disclosed Digital Certificates Could Allow Spoofing – Version: 1.0

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Revision Note: V1.0 (September 24, 2015): Advisory published.Summary: Microsoft is aware of four digital certificates that were inadvertently disclosed by D-Link Corporation that could be used in attempts to spoof content. The disclosed end-entity cert…

2755801 – Update for Vulnerabilities in Adobe Flash Player in Internet Explorer and Microsoft Edge – Version: 47.0

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Revision Note: V47.0 (September 21, 2015): Added the 3087040 update to the Current Update section.Summary: Microsoft is announcing the availability of an update for Adobe Flash Player in Internet Explorer on all supported editions of Windows 8, Windows…