#exchangeonline — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #exchangeonline, aggregated by home.social.
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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
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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
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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
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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
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Hat noch jemand ungepatchte #Exchange 2016 / 2019 Instanzen im Einsatz, die über einen Connector an #ExchangeOnline angebunden sind? Bald können dann keine E-Mails mehr an EO übermittelt werden.
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Hat noch jemand ungepatchte #Exchange 2016 / 2019 Instanzen im Einsatz, die über einen Connector an #ExchangeOnline angebunden sind? Bald können dann keine E-Mails mehr an EO übermittelt werden.
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Hat noch jemand ungepatchte #Exchange 2016 / 2019 Instanzen im Einsatz, die über einen Connector an #ExchangeOnline angebunden sind? Bald können dann keine E-Mails mehr an EO übermittelt werden.
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Hat noch jemand ungepatchte #Exchange 2016 / 2019 Instanzen im Einsatz, die über einen Connector an #ExchangeOnline angebunden sind? Bald können dann keine E-Mails mehr an EO übermittelt werden.
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Hat noch jemand ungepatchte #Exchange 2016 / 2019 Instanzen im Einsatz, die über einen Connector an #ExchangeOnline angebunden sind? Bald können dann keine E-Mails mehr an EO übermittelt werden.
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Exchange Online blocking of outdated Exchange 2016 and 2019 servers begins in September 2026, requiring the October 2025 update baseline.
#Exchange #ExchangeOnline #Microsoft365 #EmailSecurity #ExchangeServer #HybridMail #ESU
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Exchange Online blocking of outdated Exchange 2016 and 2019 servers begins in September 2026, requiring the October 2025 update baseline.
#Exchange #ExchangeOnline #Microsoft365 #EmailSecurity #ExchangeServer #HybridMail #ESU
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Exchange Online blocking of outdated Exchange 2016 and 2019 servers begins in September 2026, requiring the October 2025 update baseline.
#Exchange #ExchangeOnline #Microsoft365 #EmailSecurity #ExchangeServer #HybridMail #ESU
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Exchange Online blocking of outdated Exchange 2016 and 2019 servers begins in September 2026, requiring the October 2025 update baseline.
#Exchange #ExchangeOnline #Microsoft365 #EmailSecurity #ExchangeServer #HybridMail #ESU
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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