#exchangeonline — Public Fediverse posts

A Microsoft 365 RejectDirectSend bypass lets attackers spoof internal emails. Learn how this RejectDirectSend bypass works and how to protect your tenant.

#Microsoft365 #Phishing #EmailSecurity #ExchangeOnline #Cybersecurity

https://securityonline.info/rejectdirectsend-bypass/?utm_source=mastodon&utm_medium=jetpack_social

A Microsoft 365 RejectDirectSend bypass lets attackers spoof internal emails. Learn how this RejectDirectSend bypass works and how to protect your tenant.

#Microsoft365 #Phishing #EmailSecurity #ExchangeOnline #Cybersecurity

https://securityonline.info/rejectdirectsend-bypass/?utm_source=mastodon&utm_medium=jetpack_social

A Microsoft 365 RejectDirectSend bypass lets attackers spoof internal emails. Learn how this RejectDirectSend bypass works and how to protect your tenant.

#Microsoft365 #Phishing #EmailSecurity #ExchangeOnline #Cybersecurity

https://securityonline.info/rejectdirectsend-bypass/?utm_source=mastodon&utm_medium=jetpack_social

A Microsoft 365 RejectDirectSend bypass lets attackers spoof internal emails. Learn how this RejectDirectSend bypass works and how to protect your tenant.

#Microsoft365 #Phishing #EmailSecurity #ExchangeOnline #Cybersecurity

https://securityonline.info/rejectdirectsend-bypass/?utm_source=mastodon&utm_medium=jetpack_social

Ein weiterer Schritt in Richtung #DigitalSovereignty : #Outlook wird dann irgendwann nicht mehr zwingend notwendig sein

#Thunderbird stellt #ExchangeOnline auf #MicrosoftGraph um | iX Magazin https://www.heise.de/news/Thunderbird-stellt-Exchange-Online-auf-Microsoft-Graph-um-11439383.html #M365 #Microsoft365 #MS365 #MozillaThunderbird #OpenSource #MicrosoftOutlook

Exchange Online starts public test of inbound SMTP DANE with DNSSEC

https://stackdiary.com/exchange-online-starts-public-test-of-inbound-smtp-dane-with-dnssec/

#EmailSecurity #Microsoft #ExchangeOnline #SMTPDANE #DNSSEC #Encryption #Cybersecurity #SecureEmail #TechInnovation #DigitalSecurity #EmailProtection #TLS #SecureMessaging #DataIntegrity #EmailStandards #CloudSecurity #TechUpdate #EmailTech #OnlineSecurity #CyberProtection #TechNews #InfoSec #DataProtection #EmailCompliance #DigitalTrust #NetworkSecurity #SecurityStandards

I suggest to have a look at "Email Protection Basics" blog series:

1. Bulk Email: https://techcommunity.microsoft.com/t5/microsoft-defender-for-office/email-protection-basics-in-microsoft-365-bulk-email/ba-p/3445337

2. Spam & Phish: https://techcommunity.microsoft.com/t5/microsoft-defender-for-office/email-protection-basics-in-microsoft-365-spam-amp-phish/ba-p/3555712

3. Spoof and Impersonation: https://techcommunity.microsoft.com/t5/microsoft-defender-for-office/email-protection-basics-in-microsoft-365-spoof-and-impersonation/ba-p/3562938

4. Anti-malware, Safe Attachments, and Quarantine: https://techcommunity.microsoft.com/t5/microsoft-defender-for-office/email-protection-basics-in-microsoft-365-anti-malware-safe/ba-p/3791516

#mdo #emailsecurity #email #collaboration #spoofing #impersonation #malware #attachments #safeattachments #xdr #microsoft #microsoftsecurity #microsoft365 #exchangeonline #spam #bulkemail #quarantine #office365 #azure #cloud #cloudsecurity #soc #analyst