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Microsoft Exchange
Microsoft to block 40+ additional file extensions in Outlook on the web
Microsoft is planning to block by default 40+ new file types in Outlook on the web to improve the security for their customers. “We took the time to audit the existing …
Researchers discover highly stealthy Microsoft Exchange backdoor
An extremely stealthy Microsoft Exchange backdoor can read, modify or block emails going through the compromised mail server and even compose and send new emails. LightNeuron …
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