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Microsoft says from November 1, Outlook 2010 and older will no longer have access to Microsoft 365 Exchange servers.
Researchers for security firm Sophos says the LockFile ransomware targeting Microsoft Exchange servers uses “intermittent encryption”.
A new Microsoft Exchange Server exploit places the LockFile ransomware on a network, sparking new security concerns.
Cisco Talos has published its second quarter threat report for 2021, showing Microsoft Exchange Server attacks with the biggest security breach.
A report suggests threat actors were scanning for vulnerable Microsoft Exchange Server systems within minutes of Microsoft confirming bugs.
A threat group using the Lemon Duck botnet is now targeting Microsoft Exchange Server vulnerabilities against unpatched systems.
Amid ongoing attacks through Microsoft Exchange Server exploits, Microsoft is issuing cumulative patches for newly discovered vulnerabilities.
Over three days Pwn2Own hacking context, numerous vulnerabilities were found across a range of popular tech services.
In an effort to delegitimize noted security researcher KrebsOnSecurity, Microsoft Exchange Server hackers are using domains mimicking the researcher.
Microsoft says many companies potentially affected by an Exchange Server attack have not patched and cannot be contacted.
Microsoft is investigating whether a leak happened that gave attackers access to PoC code for Microsoft Exchange Server vulnerabilities.
In the wake of Microsoft Exchange Server attacks, Microsoft is taking the rare step of patching older versions of the service.
Joe Biden’s administration has set up a taskforce to monitor the ongoing Microsoft Exchange Server attacks, which are currently ongoing.
With hundreds of thousands more Microsoft Exchange Server customers at risk, Microsoft is releasing a tool to help organizations.
Microsoft says it will more strictly police the upper limit of Microsoft Exchange Online emails, with the threshold at 3,600 per hour.
Do you struggle with corrupt, dismounted and offline Exchange EDB files? Stellar´s Toolkit for Exchange could fix your problem with literally just a few clicks. We have a close look at this powerful recovery tool for Exchange admins.
Researchers says two new PowerShell backdoors were used against a Microsoft Exchange server of a Kuwait organization.
Microsoft says it will bring DANE and DNSSEC protocols to Office 365 Exchange Online to adds more encryption protection.
Security firm Volexity has confirmed a Microsoft Exchange bug has been exploited by several groups associated with governments.
Microsoft has aligned the end-of-support for Exchange Server 2010 with the cutoff for SharePoint Server 2010 and Office 2010.