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Practical 365

The Junkings will Continue Until Morale Improves

March 16, 2018 by Paul Cunningham 50 Comments

control room

A recent increase in email spoofing false positives causing legitimate email to go to Outlook junk folders can be explained by a change in Office 365 Advanced Threat Protection.

Blog Antispam, ATP, DKIM, DMARC, EOP, SPF, Spoofing

First Steps: Configuring Exchange Online Protection

November 9, 2017 by Paul Cunningham 23 Comments

control room

A walk-through of configuring Exchange Online Protection to prevent malware and email spam in an Office 365 tenant.

Exchange Online Advanced Threat Protection, Antispam, Antivirus, Exchange Online Protection, First Steps

Do You Really Need an SPF Record?

September 7, 2017 by Paul Cunningham 20 Comments

padlock green fence

Are Sender Policy Framework (SPF) records in DNS necessary for domains these days?

Blog Antispam, Security, Spam, SPF

Podcast Episode 25: Exchange Online Protection vs Third Party Antispam, with Brian Reid and Michael Van Horenbeeck

October 25, 2016 by Paul Cunningham 1 Comment

michaelvanh

In this episode of the Exchange Server Pro Podcast my guests Brian Reid and Michael Van Horenbeeck discuss Exchange Online Protection vs 3rd party antispam.

Microsoft 365 Antispam, EOP, Exchange Online Protection, Podcast

Exchange Best Practices: SPF Records

March 7, 2016 by Paul Cunningham 3 Comments

email hand

Sender Policy Framework (SPF) allows email administrators to reduce email spoofing of their domain by implementing special DNS records.

Exchange Server Antispam, Best Practices, SPF

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