Security

Explore cybersecurity concepts, tools, and best practices to protect systems, networks, and data from modern threats.

Active Directory Cybersecurity

Asymmetric Pre-Authentication in Ticket Granting Ticket (TGT) requests in Active Directory

Asymmetric Pre-Authentication in Ticket Granting Ticket (TGT) requests in Active Directory refers to a security feature designed to enhance the protection of the Kerberos authentication process. This method helps prevent certain types of attacks, such as offline brute-force attacks on user passwords. What It Means: Kerberos Pre-Authentication: Kerberos, a network authentication protocol, requires users to

Cybersecurity Email Authentication Email Security Exchange Server Phishing Protection

Understanding SPF, DKIM, and DMARC: A Comprehensive Guide to Email Authentication

Email Authentication Guide: SPF, DKIM, and DMARC  Email authentication is a crucial aspect of cybersecurity that helps protect organizations from phishing, spoofing, and email fraud. Three key protocols—SPF, DKIM, and DMARC—work together to ensure email security and authenticity. This guide will provide a technical overview of these authentication methods and explain how to implement them

Active Directory Microsoft Entra PowerShell Security

Incorrect version of TLS – Installing the latest Azure AD connect

While you trying to install the latest Azure AD connect you might get the below error. This is because the latest version is required to have TLS 1.2 to provide secure communication. How to solve this? By applying few registry keys we can enable TLS 1.2 on our server. Enable TLS 1.2 [HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\.NETFramework\v4.0.30319] “SystemDefaultTlsVersions”=dword:00000001 “SchUseStrongCrypto”=dword:0000001

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