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    Blog Posts

    Tapping the intelligent cloud to make security better and easier

    By , Director of Enterprise and Security, Windows
    There has been a distinct shift in my conversations with customers over the last year. Most have gone from asking ‘can we still keep our assets secure as we adopt cloud services?,’ to declaring, ‘we are adopting cloud services in order to improve our security posture.’ The driving factor is generally a realization that a...

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    Why Windows Defender Antivirus is the most deployed in the enterprise

    By , Corporate Vice President, Enterprise Mobility + Security
    Statistics about the success and sophistication of malware can be daunting. The following figure is no different: Approximately 96% of all malware is polymorphic – meaning that it is only experienced by a single user and device before it is replaced with yet another malware variant. This is because in most cases malware is caught...

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    Sharing research and discoveries at PWN2OWN

    By
    The annual PWN2OWN exploit contest at the CanSecWest conference in Vancouver, British Columbia, Canada, brings together some of the top security talent from across the globe in a friendly competition. For the participants, these events are a platform to demonstrate world-class skills and vie for significant cash prizes. For companies like Microsoft, where we have...

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    Poisoned peer-to-peer app kicked off Dofoil coin miner outbreak

    By
    On March 7, we reported that a massive Dofoil campaign attempted to install malicious cryptocurrency miners on hundreds of thousands of computers. Windows Defender Antivirus, with its behavior monitoring, machine learning technologies, and layered approach to security detected and blocked the attack within milliseconds. Windows 10 S, a special configuration of Windows 10 providing Microsoft-verified security,...

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    MSC17_dataCenter Microsoft Contact: Stephen Smith (stepsmit) Agency: Cinco Design Agency Contact: Kate Callahan (kate@cincodesign.com) Photographer: Amy Sacka (http://www.amysackaphotography.com/) Shoot month: March 2017 Location: Portland, OR Business: LinkedIn Datacenter

    Invisible resource thieves: The increasing threat of cryptocurrency miners

    By
    The surge in Bitcoin prices has driven widescale interest in cryptocurrencies. While the future of digital currencies is uncertain, they are shaking up the cybersecurity landscape as they continue to influence the intent and nature of attacks. Cybercriminals gave cryptocurrencies a bad name when ransomware started instructing victims to pay ransom in the form of...

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    Behavior monitoring combined with machine learning spoils a massive Dofoil coin mining campaign

    By
    Update: Further analysis of this campaign points to a poisoned update for a peer-to-peer (P2P) application. For more information, read Poisoned peer-to-peer app kicked off Dofoil coin miner outbreak. To detect and respond to Dofoil in corporate networks, read Hunting down Dofoil with Windows Defender ATP. Just before noon on March 6 (PST), Windows Defender...

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    FinFisher exposed: A researcher’s tale of defeating traps, tricks, and complex virtual machines

    By
    Office 365 Advanced Threat Protection (Office 365 ATP) blocked many notable zero-day exploits in 2017. In our analysis, one activity group stood out: NEODYMIUM. This threat actor is remarkable for two reasons: Its access to sophisticated zero-day exploits for Microsoft and Adobe software Its use of an advanced piece of government-grade surveillance spyware FinFisher, also...

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    Developing an effective cyber strategy

    By , Chief Security Advisor, Enterprise Cybersecurity Group
    The word strategy has its origins in the Roman Empire and was used to describe the leading of troops in battle. From a military perspective, strategy is a top-level plan designed to achieve one or more high-order goals. A clear strategy is especially important in times of uncertainty as it provides a framework for those...

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