Blog

IP and Mobile Trends and Education

 

LAN Security

07.2017

Workshop: Cisco ISE & Enterprise BGP

  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 […]

Author: Marcin Bialy
07.2017

Does your network have these features enabled? – Part 1

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 which you […]

Author: Marcin Bialy
06.2017

Petya or NotPetya – External Blue MS17-010 hits again

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 […]

Author: Marcin Bialy
09.2016

Today’s threats vs security approach – Updated 2017

Latest threats like the already known WannCry ransomware show today, like never before, that organizations must concentrate more intensively on complementary approach to IT Security and that having obsolete solutions that were good a decade ago can bring tragic effects on brand image or even cause the bankruptcy of the biggest enterprises. Standard, legacy approach The […]

Author: Marcin Bialy
06.2016

Protect the Control Plane – part 2, CoPP.

After we prove the CPU utilization can be easily increased by anyone anytime (as shown in the previous blog post, “Protect the Control Plane – part 1, trivial attack.”), I feel obliged to show how to quickly prevent the cause of potential network and services damage.

Author: Marcin Bialy
05.2016

ISE GUI admin password expired

Hi, it is common situation, that ISE admins are not aware that the initial ISE admin password for GUI expires after 45 days after installation. This is the default behavior of ISE. It is worth to be aware of this setting and to remember to uncheck the Administrator Password Expire .. in Password Lifetime section.   […]

Author: Marcin Bialy
05.2016

Protect the Control Plane – part 1, trivial attack.

How many of you use the control plane protection features given by vendor with the benefit of inventory? From what I see mostly, is very very rare practice to use CoPP. Most of network people haven’t even heard of it. “Because my network performs well, why should I protect control plane?” I need to start […]

Author: Marcin Bialy
 

Newsletter