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20 result(s) for "Exchange" — best match first.

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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

The Hacker News
The Hacker News Vulnerabilities
Microsoft Discloses Exchange Server Flaw Enabling Silent Cloud Access in Hybrid Setups

Microsoft has released an advisory for a high-severity security flaw affecting on-premise versions of Exchange Server that could allow an attacker to gain elev…

Exchange

Latest Hacking News
Latest Hacking News Vulnerabilities
Squirrelwaffle Malware Loader Exploits Vulnerable Microsoft Exchange Servers

Researchers have found a new malware campaign exploiting vulnerable Microsoft Exchange Servers. The threat actors…Squirrelwaffle Malware Loader Exploits Vulner…

Exchange

Latest Hacking News
Latest Hacking News Vulnerabilities
Microsoft Exchange Server Was Riddled With 'ProxyToken' Vulnerability

Researchers have recently shared details about a now-patched vulnerability in Microsoft Exchange Server. Dubbed as…Microsoft Exchange Server Was Riddled With '…

Exchange

The Hacker News
The Hacker News Breaches & leaks
WARNING: Microsoft Exchange Under Attack With ProxyShell Flaws

The U.S. Cybersecurity and Infrastructure Security Agency is warning of active exploitation attempts that leverage the latest line of "ProxyShell" Microsoft Ex…

Exchange

The Hacker News
The Hacker News Breaches & leaks
Microsoft Exchange Under Attack With ProxyShell Flaws; Over 1900 Servers Hacked!

The U.S. Cybersecurity and Infrastructure Security Agency is warning of active exploitation attempts that leverage the latest line of "ProxyShell" Microsoft Ex…

Exchange

The Hacker News
The Hacker News Vulnerabilities
NSA Discovers New Vulnerabilities Affecting Microsoft Exchange Servers

In its April slate of patches, Microsoft rolled out fixes for a total ofÂ114 security flaws, including an actively exploited zero-day and four remote code exec…

Exchange

The Hacker News
The Hacker News Breaches & leaks
Black Kingdom Ransomware Hunting Unpatched Microsoft Exchange Servers

More than a week after Microsoft released aÂone-click mitigation toolÂto mitigate cyberattacks targeting on-premises Exchange servers, the companyÂdisclosedÂth…

Exchange

Latest Hacking News
Latest Hacking News Vulnerabilities
Microsoft Defender Now Addresses Exchange Server Vulnerabilities Automatically

Microsoft Exchange Server bugs have wreaked havoc in the business community as they went under…Microsoft Defender Now Addresses Exchange Server Vulnerabilities…

Exchange

The Hacker News
The Hacker News Breaches & leaks
Hackers Are Targeting Microsoft Exchange Servers With Ransomware

It didn't take long. Intelligence agencies and cybersecurity researchers had been warning that unpatched Exchange Servers could open the pathway for ransomware…

Exchange

Latest Hacking News
Latest Hacking News Vulnerabilities
Microsoft Patch Tuesday March Fixed Exchange Server Bugs Under Attack, IE Zero-Day, And More

Microsoft has rolled out the March Patch Tuesday this week. This update bundle addresses numerous…Microsoft Patch Tuesday March Fixed Exchange Server Bugs Unde…

Exchange

The Hacker News
The Hacker News Vulnerabilities
Microsoft Exchange Cyber Attack ' What Do We Know So Far?

Microsoft on Friday warned of active attacks exploiting unpatched Exchange Servers carried out by multiple threat actors, as the hacking campaign is believed t…

Exchange

The Hacker News
The Hacker News Breaches & leaks
Microsoft Warns of Kremlin-Backed APT28 Exploiting Critical Outlook Vulnerability

Microsoft on Monday said it detected Kremlin-backed nation-state activity exploiting a now-patched critical security flaw in its Outlook email service to gain …

Microsoft 365 Exchange

The Hacker News
The Hacker News Vulnerabilities
Fake Researcher Profiles Spread Malware through GitHub Repositories as PoC Exploits

At least half of dozen GitHub accounts from fake researchers associated with a fraudulent cybersecurity company have been observed pushing malicious repositori…

Exchange GitHub Chrome

The Hacker News
The Hacker News Breaches & leaks
Ransomware Hackers Using New Way to Bypass MS Exchange ProxyNotShell Mitigations

Threat actors affiliated with a ransomware strain known as Play are leveraging a never-before-seen exploit chain that bypasses blocking rules for ProxyNotShell…

Microsoft 365 Exchange

The Hacker News
The Hacker News Breaches & leaks
Chinese Hackers Target Middle East Telecoms in Latest Cyber Attacks

A malicious campaign targeting the Middle East is likely linked toBackdoorDiplomacy, an advanced persistent threat (APT) group with ties to China.The espionage…

Exchange

The Hacker News
The Hacker News Vulnerabilities
Latest Microsoft Windows Updates Patch Dozens of Security Flaws

Microsoft on Tuesday rolled out its scheduledÂmonthly security updateÂwith patches for 55 security flaws affecting Windows, Exchange Server, Internet Explorer,…

Windows Exchange

The Hacker News
The Hacker News Breaches & leaks
ProxyLogon PoC Exploit Released; Likely to Fuel More Disruptive Cyber Attacks

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) on Wednesday issued a joint advisory warning of …

Exchange

The Hacker News
The Hacker News Vulnerabilities
Microsoft Releases September 2020 Security Patches For 129 Flaws

As part of this month's Patch Tuesday, Microsoft today released a fresh batch of security updates to fix a total of 129 newly discovered security vulnerabiliti…

Windows Exchange

The Hacker News
The Hacker News Vulnerabilities
Microsoft Issues March 2020 Updates to Patch 115 Security Flaws

Microsoft today released security updates to fix a total of 115 new security vulnerabilities in various versions of its Windows operating system and related so…

Windows Exchange Azure