Australia Signal Directorate (ASD) and Australia Cyber Security Centre (ACSC) has defined a strategy called Essential Eight to help organizations mitigate threats and adversaries. These eight strategies are baselines and can be used as a starting point for organizations and then strengthen up the defense. In this post, I have explained the eight strategies and […]
Your SIEM (Security Information and Event Management)’s ROI depends on how effectively you tune it. Data sources like Firewall, AD server, File server, generates millions of logs every day. Without proper audit policy and SIEM filters, 80% of logs are noise. If you do not tune it, you will not get real value from your […]
Every time I get a requirement to monitor critical events from a vendor, I have to go through multiple documents to understand and collate information about the vendor, the log schema and the types of events. This information is hard to Google and gather straightaway. So here I’m posting some Cisco ASA events of interest […]
Active directory in Windows have some built in features to set restriction for passwords created in your environment. How cool would it be if we can compare the passwords used in your AD environment with the passwords disclosed in breach database? By doing this you can ensure that none of your users are using weak […]
Every time when you sign up to a new service online, you would have to create a password. As a security measure, every site will ask you to create a strong password which is hard to guess, mix of alphanumeric, special characters, at least one uppercase letter and with least character limitation. On top of […]
When you download software from trusted sources like Microsoft or Google you don’t have to worry much about trustworthiness. But when you download software or any files from random sites or programs sent by friends, how do you verify them? When we download file or software from unknown sites, we can scan it with our […]
Ransomware attacks is on all-time high. Every week or month there is a new variant coming out. Cisco says that Ransomware attacks are growing more than 350 percent annually. If you are curious how ransomware spreads, I have answered for ‘How does ransomware get on people’s computers?’ and how to avoid them in information security […]
Quick intro about this blog and what am I aiming to cover about.