Seldom is the question asked, "Is there an RTF directive that can be used to add watermarks in RTF documents? " One day recently this question found me, and after delving into the world of the Rich Text Format ( RTF ) specification you may in turn be interested in what I found, which includes a new...

This blog talks about secure dialect negotiation, one of the new SMB3 security enhancements in Windows Server 2012. Secure dialect negotiation is introduced in SMB3 to protect against man-in-the-middle attempt to downgrade dialect negotiation. The idea is to prevent an eavesdropper from downgrading...

It is not unusual for our group to receive a question regarding Constrained Delegation and Protocol Transition. Even though the document ( MS-SFU ) does a great job in detailing the specification, not all implementers are familiar with the way in which Windows needs to be configured in order to be...

Encryption Negotiation in RDP connection The RDP connections between clients and servers are normally encrypted for better security. When we observe the network traffic to troubleshoot the RDP related problems, we may notice that the traffic between a server and client could be encrypted one way ...

If you were not already familiar with decoding Exchange Server to Client communication, or have done so manually in the past, I present to you The Microsoft Exchange RPC Extractor (RPX). RPX is a command-line driven tool that parses network captures and decodes the RPC calls to a Microsoft Exchange Server...

In one of my previous blog( http://blogs.msdn.com/b/openspecification/archive/2010/11/17/encryption-type-selection-in-kerberos-exchanges.aspx ) , I have talked about how the encryption types of the various encrypted parts of the Kerberos exchanges are selected. The selections of these encryption types...

In Microsoft Open Protocol documents, there are many algorithms that involve with crypto operations in some particular ways. Sometimes the protocol documents also provide specific protocol examples that include the initial input, the intermediate results and the final result for each step of the algorithm...

The current version of the MS-PST open specification document can be found here: http://msdn.microsoft.com/en-us/library/ff385210(office.12).aspx Introduction The PST is a structured binary file format that contains messages, folders, and attachments. The file structure can be logically separated...