Peach Sandstorm password spray campaigns enable intelligence collection at high-value targets
Since February 2023, Microsoft has observed a high volume of password spray attacks attributed to Peach Sandstorm, an Iranian nation-state group.
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Secure and verify every identity with Microsoft Entra
Microsoft Entra expands beyond identity and access management with new product categories such as cloud infrastructure entitlement management (CIEM) and decentralized identity.
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Uncursing the ncurses: Memory corruption vulnerabilities found in library
A set of memory corruption vulnerabilities in the ncurses library could have allowed attackers to chain the vulnerabilities to elevate privileges and run code in the targeted program’s context or perform other malicious actions. -
Malware distributor Storm-0324 facilitates ransomware access
The threat actor that Microsoft tracks as Storm-0324 is a financially motivated group known to gain initial access using email-based initial infection vectors and then hand off access to compromised networks to other threat actors. -
Flax Typhoon using legitimate software to quietly access Taiwanese organizations
China-based actor Flax Typhoon is exploiting known vulnerabilities for public-facing servers, legitimate VPN software, and open-source malware to gain access to Taiwanese organizations, but not taking further action. Prevent threats with Microsoft Defender
The Microsoft Defender family offers comprehensive threat prevention, detection, and response capabilities for everyone—from individuals looking to protect their family to the world’s largest enterprises.
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Cryptojacking: Understanding and defending against cloud compute resource abuse
Cloud cryptojacking, a type of cyberattack that uses computing power to mine cryptocurrency, could result in financial loss to targeted organizations due to the compute fees that can be incurred from the abuse. -
Microsoft Inspire: Partner resources to prepare for the future of security with AI
Microsoft Inspire is an incredible opportunity to share all the ways AI can support security efforts with our partner ecosystem. -
Storm-0978 attacks reveal financial and espionage motives
Microsoft has identified a phishing campaign conducted by the threat actor tracked as Storm-0978 targeting defense and government entities in Europe and North America. -
The five-day job: A BlackByte ransomware intrusion case study
In a recent investigation by Microsoft Incident Response of a BlackByte 2. Retain Microsoft Defender Experts
Microsoft Defender Experts are available to strengthen your teams with expertise when and where you need it. Learn how to elevate your security with expert-led services.
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Microsoft Defender for Endpoint is ranked number one in market share in the IDC Worldwide Corporate Endpoint Security Market Shares report, 2022
Today, we are proud to share that Microsoft is ranked number one in market share in the IDC Worldwide Corporate Endpoint Security Market Shares report, 2022. -
Why endpoint management is key to securing an AI-powered future
With the coming wave of AI, this is precisely the time for organizations to prepare for the future. -
IoT devices and Linux-based systems targeted by OpenSSH trojan campaign
Microsoft has uncovered an attack leveraging custom and open-source tools to target internet-facing IoT devices and Linux-based systems. -
Cadet Blizzard emerges as a novel and distinct Russian threat actor
Microsoft attributes several campaigns to a distinct Russian state-sponsored threat actor tracked as Cadet Blizzard (DEV-0586), including the WhisperGate destructive attack, Ukrainian website defacements, and the hack-and-leak front “Free Civilian”.
