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Microsoft Exchange Server Targeted by Lemon Duck Botnet Group
A threat group using the Lemon Duck botnet is now targeting Microsoft Exchange Server vulnerabilities against unpatched systems.
Microsoft Exchange Server Gets Patches for New Vulnerabilities
Amid ongoing attacks through Microsoft Exchange Server exploits, Microsoft is issuing cumulative patches for newly discovered vulnerabilities.
Pwn2Own Hacking Contest Shows Flaws in Windows 10, Exchange Server, Zoom, and Chrome
Over three days Pwn2Own hacking context, numerous vulnerabilities were found across a range of popular tech services.
Microsoft Exchange Server Attackers Target KrebsOnSecurity
In an effort to delegitimize noted security researcher KrebsOnSecurity, Microsoft Exchange Server hackers are using domains mimicking the researcher.
Leaked Audio Shows Microsoft is Struggling to Reach Potential Exchange Server Exploit Victims
Microsoft says many companies potentially affected by an Exchange Server attack have not patched and cannot be contacted.
Microsoft Exchange Server Attacks: Investigation Underway into Potential Leaked PoC Code
Microsoft is investigating whether a leak happened that gave attackers access to PoC code for Microsoft Exchange Server vulnerabilities.
Old Microsoft Exchange Server Versions Get Patch to Protect Against Ongoing Exploits
In the wake of Microsoft Exchange Server attacks, Microsoft is taking the rare step of patching older versions of the service.
Microsoft Exchange Server Attacks Get White House Taskforce Response
Joe Biden’s administration has set up a taskforce to monitor the ongoing Microsoft Exchange Server attacks, which are currently ongoing.
Microsoft Exchange Server HAFNIUM Exploit Hits 30,000 Organizations
With hundreds of thousands more Microsoft Exchange Server customers at risk, Microsoft is releasing a tool to help organizations.
Microsoft Exchange Servers Targeted by New PowerShell Backdoors
Researchers says two new PowerShell backdoors were used against a Microsoft Exchange server of a Kuwait organization.
Massive Vulnerability in Microsoft Exchange Threatens Tens of Thousands of Servers
Major Microsoft Exchange flaw impacts almost 100K servers, allowing attackers to bypass security and potentially steal data.
Microsoft Investigates Server Busy Errors in Exchange Online
Microsoft links delays to a "Server busy" error ('451 4.7.500') and ties it to infrastructural challenges.
Security Flaw in Microsoft’s Azure Server Leaves Bing Data Unprotected
Microsoft left an Azure server with Bing search data exposed due to missing password protection.
Microsoft Announces Retirement of Exchange Web Services in 2026
Microsoft is phasing out EWS for the Graph API to enhance security and efficiency for developers and users.
Microsoft Ends Support for Skype for Business Server Connections in Teams Rooms
With the phasing out of support for Skype for Business servers, Teams Rooms support will now be aligned with the Teams Desktop for Exchange server setup.
Microsoft Updates Exchange Online SMTP Relay Requirements to Improve Security
Microsoft is updating its Exchange Online SMTP relay requirements on November 1 to improve security for business customers.
Microsoft: Exchange Online Users are At Risk of Password Spraying
Microsoft says Exchange Online users who still use Basic Auth are at risk from more frequent password spraying attacks.
Scammers Are Selling False Microsoft Exchange Exploits on GitHub
Scammers are creating GitHub repositories to sell fake exploits for two Microsoft Exchange Server zero-day vulnerabilities.
[UPDATE – They Are Back] Microsoft Pauses January 2022 Patch Tuesday for Windows Servers
Microsoft has removed three Windows Server updates from its January 2022 Patch Tuesday cycle because of severe bugs.
Microsoft Cutting Off Outlook 2010 and Older from Microsoft 365 Exchange
Microsoft says from November 1, Outlook 2010 and older will no longer have access to Microsoft 365 Exchange servers.
