Cisco ASA EoL EoS – what does EoL / EoS status of Cisco products mean, what does it mean for Cisco ASA lines and could be a replacement line of product?

Before the era of UTM (Unified Threat Management or next-generation firewall), we most often dealt with stateful firewall devices. The principle of operation of the stateful firewall is primarily operating on the headers of the third network layer (L3) and the fourth transport layer (L4) of the OSI model. Thanks to the understanding of headers […]

Why is it important to take a comprehensive approach to secure Internet interfaces, instead of focusing on one area, e.g. a firewall?   In this article, we will take a shot at answering this question, showing potential Internet interfaces that can be critical in case of attack. You will learn what firewall network security is and […]

Zero Trust, the concept of securing services and devices based on an implicit lack of trust, which can be applied to Industry 4.0, is a subject that is used in all cases in IT. It may seem that there is no longer a company, that does not use Zero Trust’s complete approach to security. However, the reality is not so bright. What problems and challenges does Industry 4.0 pose in terms of security? We will provide answers to these questions below. They will be based on visible trends in the manufacturing industry, as well as lessons learned from Grandmetric’s safety audits.

Many people wonder why good design and implementation of corporate LAN and Edge features is necessary. There are many answers to this simple question and among them, we require a good network to be least vulnerable to unwanted intrusions along with it to be able to support all our requirements. We have compiled a list that you […]

On 8th of October 2019 we hosted first event from the new series: Tech Meeting Series. The conference cycle is intended for IT departments, engineers and IT managers who want to follow latest technology trends, want to talk about the technology with others, share experience and look for solutions best suitable for their organizations.

Often, during meetings with clients, network engineers and security specialist there is following question posed: “What firewall product best suits their environment and which one is the best currently on the market?” Like almost always the answer could be “Well, it depends” …

  Technology combined training. We are announcing the Cisco ISE & Internet Edge 4 Days accelerated workshop. This is one-time training & the only one in the market. This is combined training for those who want to improve Cisco ISE troubleshooting and configuration skills as well as get familiar with BGP routing for Enterprise WAN […]

No matter the attack is original Petya worm or it’s modified version (already called NotPetya), the fact is that it hits biggest brands starting at Ukraine government, Chernobyl power station continuing with Raben, Maersk or St Gobain. So yes, it is disruptive. What we know so far and how we can try to prevent if […]

We have just announced the Cisco ASA Deep Dive training series. We’re going to dive in firewalling techniques and here is what you will learn: Rules and differences between FW Statefull, UTM and NGFW You’ll configure PAT, NAT, ACL, MPF, ROUTING, Anyconnect VPN RA, VPN Site to Site, Easy VPN HW, HA and more You’ll […]