Python – What is a Dataframe?

A dataframe is a two-dimensional data structure, i.e., data is aligned in a tabular fashion in rows and columns, exactly as you would see in a classic Excel spreadsheet. In other terms, Pandas DataFrame is nothing but an in-memory representation of an Excel sheet via Python programming language.
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Securing RDP Connections using TLS certificates

Remote Desktop has been the must as remote administration tool for many IT professionals and sadly many even expose it to the internet leading to brutefoce attacks and Man in the Middle attacks in the past (and even during this period). Using TLS certificates can improve the security and the default access method to critical systems, even if those systems are reached only on internal business LAN environments. Read More …

Powershell – Digitally signing a .ps1 script

A file is signed with a certificate. A digital certificate is usually issued by a Certification Authority (CA). These are important things to consider, so it better to focus these before going on with the Powershell code signing process for scripts. Read More …

Powershell – Get Permissions on folders and/or files

Sometimes it is useful to get permissions (NTFS and/or Share) on Windows systems (Server and/or Client). The following Powershell code will generate, in the same folder in which is saved the ps1 file (once the below code is copied and saved on the system as ps1 file), a CSV file which will include all the permissions (subfolders included) set in that moment. Read More …

Install the PowerShell Active Directory Module

This guide explains how to install the Active Directory (AD) module for PowerShell Core 6.0 and Windows PowerShell. For Windows PowerShell, the document describes how to install the AD module for Windows 7, Windows 8, Windows 8.1, Windows 10, Windows Server 2008 R2, Windows Server 2012 R2, and Windows Server 2016. Read More …