Exchange – Page 8 – WindowsTechs.com

Exchange’s EHLO Blog Moves to The Microsoft Technical Community

Posted on May 28, 2019 by Tony Redmond

Microsoft has moved the venerable EHLO blog maintained by the Exchange product group to the Microsoft Technical Community (MTC) platform. The first post is about the Exchange 2019 sizing calculator. Hopefully the changeover won’t affect the great content published in EHLO over the years. What’s of more concern is the lack of participation in the MTC by Microsoft product engineers and MVPs.

The post Exchange’s EHLO Blog Moves to The Microsoft Technical Community appeared first on Petri.

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Upgrading to latest Exchange CU vs Applying "Security Updates" for currently installed Exchange CU [migrated]

Posted on April 19, 2019 by beansbeans

Hypothetical: a company has Exchange 20xx installed with CU8. They are skiddish about applying CUs, but will apply monthly updates for the Windows Server operating system, and “Security Updates for CU8”.

By doing this, are t… Continue reading Upgrading to latest Exchange CU vs Applying "Security Updates" for currently installed Exchange CU [migrated]→

DragonEx exchange hacked, smoking ashes being raked over

Posted on March 27, 2019 by Lisa Vaas

“Part” of its assets have been retrieved, and they’ve got an address for a suddenly much plumper Bittrex wallet. Continue reading DragonEx exchange hacked, smoking ashes being raked over→

Patch Tuesday February 2019

Posted on February 20, 2019 by Russell Smith

This month sees significant changes in Exchange Server security and critical patches for Windows and SharePoint Server.

The post Patch Tuesday February 2019 appeared first on Petri.

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Does NTLM authentication via HTTP not need a user name?

Posted on January 30, 2019 by Arminius

Because of a vulnerability that has been found in Exchange Server I was trying to run that attack on our local system to see if the workaround can successfully prevent it.

I found a description of NTLM Authentication for HTTP which descri… Continue reading Does NTLM authentication via HTTP not need a user name?→

Privilege escalation vulnerability uncovered in Microsoft Exchange

Posted on January 30, 2019 by John E Dunn

A researcher has discovered an alarming way that an attacker controlling a Microsoft Exchange mailbox account could potentially elevate their privileges to become a Domain Administrator. Continue reading Privilege escalation vulnerability uncovered in Microsoft Exchange→

Update now! Microsoft and Adobe’s January 2019 Patch Tuesday is here

Posted on January 10, 2019 by John E Dunn

After a busy sequence of updates in October, November, and December, the new year’s first Patch Tuesday promises a lighter workload. Continue reading Update now! Microsoft and Adobe’s January 2019 Patch Tuesday is here→

Patch Tuesday December 2018

Posted on December 28, 2018 by Russell Smith

In what Microsoft says will be the last cumulative update in 2018 before the holiday season, there are patches for 38 CVEs, including a zero-day.

The post Patch Tuesday December 2018 appeared first on Petri.

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Can you tell who approved an email to go out from a distro in Exchange online?

Posted on November 14, 2018 by Derek Gillespie

We have some distros that require moderator’s approval if the sender is not on the allowed sender’s list. So the email land’s in all the moderator’s inboxes and one of them clicks a button to allow it to go through.

Is ther… Continue reading Can you tell who approved an email to go out from a distro in Exchange online?→

Crypto exchange collapses, victims accuse it of exit scam

Posted on October 31, 2018 by Lisa Vaas

Another day, another exchange goes down – but was it a hack or an exit scam? Continue reading Crypto exchange collapses, victims accuse it of exit scam→