Koen Van Impe

Security Analyst

Koen Van Impe is a security analyst who worked at the Belgian national CSIRT and is now an independent security researcher. He has a twitter feed (@cudeso) and a personal blog (www.vanimpe.eu). Koen is passionate about computer security, incident handling, network analysis, honeypots, Linux, log management and web technologies. He is responsible for the follow-up and coordination of computer security incidents and gives security advice to customers.

Data Protection June 3, 2019

Bind Certificates to Domain Names for Enhanced Security With DANE and DNSSEC

7 min read - The biggest hurdle for implementing DANE lies with DNSSEC. Granted, setting up DNSSEC can be daunting, but the reward of a much higher level of DNS security can make it worth the effort.

Identity & Access April 11, 2019

Dark Web TLS/SSL Certificates Highlight Need for Shift to Zero Trust Security

6 min read - Some of the latest website security threats originate from thriving dark web marketplaces for TLS/SSL certificates, which often come packaged with other cybercrime services.

Network March 27, 2019

Missed DNS Flag Day? It’s Not Too Late to Upgrade Your Domain Security

6 min read - Whether or not you plan on using DNS cookies or DNSSEC, foreseeing an upgrade plan for your software to the latest version made available as part of DNS Flag Day is highly advised.

Data Protection March 14, 2019

Breaking Down the Incident Notification Requirements in the EU’s NIS Directive

6 min read - Similar to the GDPR, you can approach the NIS Directive as a roadblock or a nuisance, or you can consider it an excellent opportunity to improve your security posture.

Incident Response December 17, 2018

Is It Time to Start a PSIRT? Why Your CSIRT May Not Be Enough

5 min read - Your CSIRT protects your organizational network, but who secures your products? It may be time you started a PSIRT at your company.

Incident Response December 11, 2018

Why You Need a BGP Hijack Response Plan

5 min read - BGP hijack attacks are increasing in popularity, but are still largely unaddressed in many organizational incident response plans.

Intelligence & Analytics November 5, 2018

How to Use Passive DNS to Inform Your Incident Response

6 min read - Passive DNS replication can be an essential source of data to contextualize your threat intelligence and inform your incident response plan.

Network October 22, 2018

Don’t Dwell On It: How to Detect a Breach on Your Network More Efficiently

5 min read - Dwell times for data compromises are still shockingly high. Understand how to detect a breach in your network to improve response and mitigation time.

Intelligence & Analytics September 24, 2018

What Metrics Do You Need to Measure the Success of Your SOC?

5 min read - Your SOC collects mounds of data every day, but not all of it will contribute to a useful, relevant analysis of its performance. What metrics do you need to measure the success of your SOC?

Incident Response August 20, 2018

How to Leverage Log Services to Analyze C&C Traffic

6 min read - Security teams can generate valuable insights about ongoing attacks by using log services and threat intelligence to analyze C&C traffic.

Incident Response August 13, 2018

How to Defend With the Courses of Action Matrix and Indicator Lifecycle Management

5 min read - The lifecycle management of indicators is an important element to support decisions and actions against attackers. This process informs the courses of action matrix to build a response plan.

Intelligence & Analytics July 23, 2018

How Pivoting Can Help Your Incident Response Process

6 min read - Indicators of compromise are key data points used during an incident response process. Regularly testing the reliability of your indicators can make all the difference in your IT security process.

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Topics

Koen Van Impe

Bind Certificates to Domain Names for Enhanced Security With DANE and DNSSEC

Dark Web TLS/SSL Certificates Highlight Need for Shift to Zero Trust Security

Missed DNS Flag Day? It’s Not Too Late to Upgrade Your Domain Security

Breaking Down the Incident Notification Requirements in the EU’s NIS Directive

Is It Time to Start a PSIRT? Why Your CSIRT May Not Be Enough

Why You Need a BGP Hijack Response Plan

How to Use Passive DNS to Inform Your Incident Response

Don’t Dwell On It: How to Detect a Breach on Your Network More Efficiently

What Metrics Do You Need to Measure the Success of Your SOC?

How to Leverage Log Services to Analyze C&C Traffic

How to Defend With the Courses of Action Matrix and Indicator Lifecycle Management

How Pivoting Can Help Your Incident Response Process

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Topic updates