SMB signing (also known as security signatures) is a security mechanism in the SMB protocol. SMB signing means that every SMB message contains a signature that is generated by using the session key. The client puts a hash of the entire message into the signature field of the SMB header. SMB signing first appeared in Read More
Author: Summa Lai
How to Disable TLS 1.0 and TLS 1.1 via Group Policy
How to Disable TLS 1.0 and TLS 1.1 via Group Policy Open regedit utility Open Group Policy Management (gpmc.msc) in a Domain Controller. 2. Creating a GPO in the Domain Controller Navigate to the OU where Policy is to be linked and right-click and select ‘Create a GP in this domain and Link it here’; In this Read More
How to Disable SSL V3 on Windows Servers
The best way is to have this done by a free tool called “IIS Crypto” from the Nartac Software. You can download the tool from here. https://www.nartac.com/ Below, is a way to get this done manually. but it’s not recommended. SSLv3 is an obsolete protocol, the main attack vector on which, at the time of Read More
How to Create Self-Signed S/MIME Certificates
What if you need to send an e-mail containing sensitive information? Do you send anything and everything through e-mail without concern for prying eyes? Recent news stories about e-mail account hacks and interceptions by third-parties make me even more hesitant and unwilling to send anything of importance through standard plain-text e-mail. If you’ve ever been Read More
How to Configure S/MIME in Exchange Online
In this article Step 1: Set up and publish S/MIME certificates Step 3: Sync user certificates for S/MIME into Microsoft 365 Step 4: Configure policies to install the S/MIME extensions in web browsers Step 5: Configure email clients to use S/MIME S/MIME (Secure/Multipurpose Internet Mail Extensions) is a widely accepted protocol for sending digitally signed Read More
How to Delete Pending Configuration in Palo Alto Before Commit.
Go to device > setup > Operations > “Revert to running configuration”. This will remove un-committed changes.