Sign in

Threat Hunter | Security and Tech Enthusiast | Privacy Advocate

Introduction

The Mandiant® Intelligence Center™ released an unprecedented report exposing APT1’s multi-year, enterprise-scale computer espionage campaign. APT1 is one of the dozens of threat groups Mandiant tracks around the world and we consider it to be one of the most prolific in terms of the sheer quantity of information it has…


Introduction

In recent years, headlines about cybersecurity have become increasingly commonplace. Thieves steal customer social security numbers from big corporations’ computer systems. Unscrupulous hackers grab passwords and personal information from social media sites or pluck company secrets from the cloud. In 2019, Capital One (COF) had a data breach where over…


Analysis

What was going on?

Basically, the Citadel botnet, which has a 2-tier architecture, (Patel 16.) has infected the end-user computer of our employee and has been communicating and sending (private information about the user) to and receiving data (possibly instructions) from the “Citadel command and center” (angap.com). The reason the AV did not work…


Introduction

Malicious hackers obtained access to Target’s internal sprawling network and were able to navigate laterally and infect POS (point-of-sale) systems and steal credit/debit card information of 70 million customers. Some of the lessons learned include introducing multi-factor authentication, improving monitoring and logging of system activity and improving firewall rules and


Full disclosure: I was getting both paid and receiving college credit for my summer Internship — but I only get credit if I write an essay on my experiences, so I decided to write a blog post for this requirement. Here’s my spiel —

Preface

A little history

I’m currently a…

Vineeth Sai Narajala

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store