Tag: microsoft
-
Microsoft Mandates MFA for Microsoft 365 Admin Center Access
Microsoft is tightening security for its cloud customers by makingmulti-factor authenticationmandatory for anyone accessing the Microsoft 365 admin center, effectively ending password-only logins forhigh-privilegeadmin portals. The enforcement will fully kick in on February 9, 2026, following a phased rollout that began in early 2025. Deadline and enforcement scope Under the new policy, admin users who…
-
Breach Roundup: Firewalls Headed for Obsolesce
Also, Sedgwick Confirms Breach, Romanian Power Firm Hit, D-Link Flaws Exploited. This week, Moody’s said firewalls will be obsolete, Romanian critical infrastructure hacked, Sedgwick breach and a D-Link DSL flaw. Finland seized the Fitburg. Microsoft said Direct Send not to blame for Exchange phishing. Malicious Chrome extensions, European hotels targeted and health breaches. First seen…
-
How Attackers Hide Processes by Abusing Kernel Patch Protection
Security researchers have identified a sophisticated technique that allows attackers to hide malicious processes from Windows Task Manager and system monitoring tools, even on systems with Microsoft’s most advanced kernel protections enabled. The bypass leverages legitimate Windows APIs to manipulate core data structures before integrity checks can detect tampering, circumventing both PatchGuard and Hypervisor-Protected Code…
-
Phishing-Angreifer setzen vermehrt auf E-Mail-Routing-Lücken
Tags: 2fa, authentication, business, cyberattack, dmarc, dns, email, framework, infrastructure, intelligence, mail, mfa, microsoft, password, phishing, risk, service, spam, threatAngreifer missbrauchen falsch konfigurierte Richtlinien, um Phishing-E-Mails wie interne E-Mails aussehen zu lassen, Filter zu umgehen und Anmeldedaten zu stehlen.Das Threat Intelligence Team von Microsoft hat kürzlich festgestellt, dass Angreifer zunehmend komplexe E-Mail-Weiterleitungen und falsch konfigurierte Domain-Spoofing-Schutzmaßnahmen ausnutzen. Dabei lassen sie ihre Phishing-Nachrichten so aussehen, als würden sie von den angegriffenen Organisationen selbst stammen.In den…
-
Phishing Attacks Exploit Misconfigured Email Routing Settings to Target Microsoft 365 Users
Misconfigurations abused to make phishing emails look like they come from within the organization First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/phishing-exploits-misconfigured/
-
Microsoft Exchange Online outage blocks access to mailboxes via IMAP4
Microsoft is working to fix an Exchange Online service outage that intermittently prevents users from accessing their mailboxes via the Internet Mailbox Access Protocol 4 (IMAP4). First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-exchange-online-outage-blocks-access-to-mailboxes-via-imap4/
-
Microsoft to enforce MFA for Microsoft 365 admin center sign-ins
Microsoft will start enforcing multi-factor authentication (MFA) for all users accessing the Microsoft 365 admin center starting next month. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-to-enforce-mfa-for-microsoft-365-admin-center-sign-ins/
-
U.S. CISA adds HPE OneView and Microsoft Office PowerPoint flaws to its Known Exploited Vulnerabilities catalog
Tags: cisa, cve, cybersecurity, exploit, flaw, infrastructure, kev, microsoft, office, vulnerabilityU.S. Cybersecurity and Infrastructure Security Agency (CISA) adds HPE OneView and Microsoft Office PowerPoint flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added HPE OneView and Microsoft Office PowerPoint flaws to its Known Exploited Vulnerabilities (KEV) catalog. Below are the flaws added to the catalog: CVE-2009-0556 is a memory corruption flaw…
-
BlueDelta Hackers Target Microsoft OWA, Google, and Sophos VPN to Steal Credentials
A sophisticated credential-harvesting operation conducted by BlueDelta, a Russian state-sponsored threat group linked to the GRU’s Main Directorate, targeted critical infrastructure organizations and research institutions throughout 2025, according to a comprehensive investigation by Recorded Future’s Insikt Group. The campaign, spanning February through September 2025, represents a significant evolution in the group’s persistent credential-theft operations, with…
-
CISA Flags Microsoft Office and HPE OneView Bugs as Actively Exploited
Tags: cisa, cve, cybersecurity, exploit, flaw, infrastructure, injection, kev, microsoft, office, vulnerabilityThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added two security flaws impacting Microsoft Office and Hewlett Packard Enterprise (HPE) OneView to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation.The vulnerabilities are listed below -CVE-2009-0556 (CVSS score: 8.8) – A code injection vulnerability in Microsoft Office First seen on thehackernews.com…
-
Phishers Exploit Office 365 Users Who Let Their Guard Down
Microsoft said that Office 365 tenants with weak configurations and who don’t have strict anti-spoofing protection enabled are especially vulnerable. First seen on darkreading.com Jump to article: www.darkreading.com/cloud-security/phishers-exploit-office-365-users-guard-down
-
Threat Actors Exploit Google Cloud Services to Steal Microsoft 365 Credentials
Tags: cloud, credentials, cyber, cybersecurity, email, exploit, google, infrastructure, malicious, microsoft, phishing, service, threatA sophisticated phishing campaign is exploiting Google Cloud infrastructure to bypass email security filters and steal Microsoft 365 credentials, demonstrating how attackers increasingly abuse trusted cloud platforms to lend legitimacy to their malicious activities. Cybersecurity researchers at Check Point have uncovered a large-scale operation targeting approximately 3,200 organizations, resulting in over 9,300 phishing emails over…
-
ToddyCat Malware Exploits ProxyLogon to Compromise Microsoft Exchange Servers
ToddyCat, a sophisticated cyber-espionage threat group also known as Websiic and Storm-0247, has emerged as a significant risk to organizations across Europe and Asia. The group’s operations, which began in December 2020 by targeting Microsoft Exchange servers in Taiwan and Vietnam, have since evolved into complex, multi-stage campaigns that leverage advanced evasion techniques and specialized…
-
Classic Outlook bug prevents opening encrypted emails
Microsoft has confirmed a known issue that prevents recipients from opening encrypted emails in classic Outlook. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-classic-outlook-bug-prevents-opening-encrypted-emails/
-
Microsoft scraps Exchange Online spam clamp after customers cry foul
Negative feedback sinks Redmond’s plan to cap outbound email recipients First seen on theregister.com Jump to article: www.theregister.com/2026/01/07/exchange_online_recipient_rate/
-
Microsoft warns of a surge in phishing attacks exploiting email routing gaps
Hardening configurations can help: The disclosure emphasizes that proper configuration of mail authentication mechanisms is the most effective defense against this spoofing vector. Organizations are advised to adopt strict DMARC reject policies and enforce SPF hard fails so that unauthenticated mail claiming to be from their domains is rejected or safely quarantined.Additionally, recommendations include ensuring…
-
Microsoft Warns Misconfigured Email Routing Can Enable Internal Domain Phishing
Threat actors engaging in phishing attacks are exploiting routing scenarios and misconfigured spoof protections to impersonate organizations’ domains and distribute emails that appear as if they have been sent internally.”Threat actors have leveraged this vector to deliver a wide variety of phishing messages related to various phishing-as-a-service (PhaaS) platforms such as Tycoon 2FA,” the First…
-
Automated data poisoning proposed as a solution for AI theft threat
Tags: ai, breach, business, cyber, data, encryption, framework, intelligence, LLM, malicious, microsoft, resilience, risk, risk-management, technology, theft, threatKnowledge graphs 101: A bit of background about knowledge graphs: LLMs use a technique called Retrieval-Augmented Generation (RAG) to search for information based on a user query and provide the results as additional reference for the AI system’s answer generation. In 2024, Microsoft introduced GraphRAG to help LLMs answer queries needing information beyond the data on…
-
Microsoft cancels plans to rate limit Exchange Online bulk emails
Microsoft announced today that it has canceled plans to impose a daily limit of 2,000 external recipients on Exchange Online bulk email senders. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-cancels-plans-to-rate-limit-exchange-online-bulk-emails/
-
Microsoft cancels plans to rate limit Exchange Online bulk emails
Microsoft announced today that it has canceled plans to impose a daily limit of 2,000 external recipients on Exchange Online bulk email senders. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/microsoft/microsoft-cancels-plans-to-rate-limit-exchange-online-bulk-emails/
-
Copilot, Recall, and Other AI Tools Can Be Removed from Windows 11 with New Tool
A new community tool is giving Windows 11 users far more control over Microsoft’s growing stack of AI features. An open”‘source project called RemoveWindowsAI now lets administrators and power users disable or strip out components such as Copilot, Recall, and other AI integrations that are tightly integrated with the operating system and Microsoft apps. The tool targets…
-
VS Code Forks Recommend Missing Extensions, Creating Supply Chain Risk in Open VSX
Popular artificial intelligence (AI)-powered Microsoft Visual Studio Code (VS Code) forks such as Cursor, Windsurf, Google Antigravity, and Trae have been found to recommend extensions that are non-existent in the Open VSX registry, potentially opening the door to supply chain risks when bad actors publish malicious packages under those names.The problem, according to Koi, is…
-
Are Copilot prompt injection flaws vulnerabilities or AI limits?
Microsoft has pushed back against claims that multiple prompt injection and sandbox-related issues raised by a security engineer in its Copilot AI assistant constitute security vulnerabilities. The development highlights a growing divide between how vendors and researchers define risk in generative AI systems. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/are-copilot-prompt-injection-flaws-vulnerabilities-or-ai-limits/
-
Windows 11 ohne Cloud-Zwang – Mehr Datenschutz: Windows 11 ohne Microsoft-Konto nutzen
First seen on security-insider.de Jump to article: www.security-insider.de/mehr-datenschutz-windows-11-ohne-microsoft-konto-nutzen-a-83bbe731e453a9198535dd4b6be6025f/
-
Wichtig zu wissen! – Mehr Flexibilität mit Anthropic Claude in Microsoft Copilot
Tags: microsoftFirst seen on security-insider.de Jump to article: www.security-insider.de/microsoft-365-copilot-anthropic-modelle-a-2f462283fc8d33ea9eca8bfc0af6ae26/
-
How Microsoft gave customers what they wanted: An audience with Bill Gates
Tags: microsoftWell kinda… Your call will be transferred to the next available assistant First seen on theregister.com Jump to article: www.theregister.com/2026/01/01/microsofts_approach_to_customer_service/