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  2. 2021 Microsoft Exchange Server data breach - Wikipedia

    en.wikipedia.org/wiki/2021_Microsoft_Exchange...

    Hackers took advantage of four separate zero-day vulnerabilities to compromise Microsoft Exchange servers' Outlook Web Access (OWA), [2] giving them access to victims' entire servers and networks as well as to emails and calendar invitations, [4] only at first requiring the address of the server, which can be directly targeted or obtained by ...

  3. Outlook on the web - Wikipedia

    en.wikipedia.org/wiki/Outlook_on_the_web

    Outlook on the web (formerly Outlook Web App and Outlook Web Access[2]) is a personal information manager web app from Microsoft. It is a web-based version of Microsoft Outlook, and is included in Exchange Server and Exchange Online (a component of Microsoft 365.) [3][4][5]

  4. 2020 United States federal government data breach - Wikipedia

    en.wikipedia.org/wiki/2020_United_States_federal...

    [23] [24] This allowed them to access additional credentials necessary to assume the privileges of any legitimate user of the network, which in turn allowed them to compromise Microsoft Office 365 email accounts. [23] [24] Additionally, a flaw in Microsoft's Outlook Web App may have allowed attackers to bypass multi-factor authentication. [14 ...

  5. What is Outlook Web App? A guide to Microsoft's web email ...

    www.aol.com/news/outlook-app-guide-microsofts...

    How to compose a new message. Click "New message" at the top of the folder list. Start typing the name of the addressee in the "To" field. Outlook will display a dropdown menu of complete email ...

  6. Defense Information Systems Agency - Wikipedia

    en.wikipedia.org/wiki/Defense_Information...

    The Defense Information Systems Agency (DISA), known as the Defense Communications Agency (DCA) until 1991, is a United States Department of Defense (DoD) combat support agency composed of military, federal civilians, and contractors. DISA provides information technology (IT) and communications support to the President, Vice President ...

  7. Behind the Green Door secure communications center with SIPRNET, NMIS/GWAN, NSANET, and JWICS access. The Joint Worldwide Intelligence Communications System (JWICS) is a secure intranet system utilized by the United States Department of Defense to house "Top Secret/Sensitive Compartmented Information" [5] In day-to-day usage, the JWICS is used primarily by members of the Intelligence Community ...

  8. Microsoft Exchange Server - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Exchange_Server

    www.microsoft.com /en-us /microsoft-365 /exchange /email. Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft. It runs exclusively on Windows Server operating systems. The first version was called Exchange Server 4.0, to position it as the successor to the related Microsoft Mail 3.5.

  9. NIPRNet - Wikipedia

    en.wikipedia.org/wiki/NIPRNet

    the public. No. The Non-classified Internet Protocol (IP) Router Network[1] (NIPRNet) is an IP network used to exchange unclassified information, including information subject to controls on distribution, [2] among the private network's users. The NIPRNet also provides its users access to the Internet. It is one of the United States Department ...