Wednesday, August 8, 2018

SD-WAN updates

The software defined wide-area network is technology based on SDN approach applied to branch office connections in Enterprises. According to Gartner's predictions, more than 50% of routers will be replaced with SD-WAN Solutions by 2020.


Monday, June 18, 2018

Thursday, February 15, 2018

GE D60 Line Distance Relay security fixes

Security hardening of network services with encrypted tunnel leads to buffer overflow and remote code execution in D60 Line Distance Relay as reported in security advisory ICSA-18-046-02.

Saturday, October 14, 2017

Hopeless: Relay Protection for Substation Automation

Small present for all Digital Substations, IEC 61850 and Remote Code Execution lovers by Kirill Nesterov @k_v_nesterov and Alexander Tlypov @_Rigmar_


Digital Substation is an essential part of every electrical network. It is also a base ground for modern Smart Grid technologies. More than 4000 of IEC 61850 compatible substations operated in Europe, 20 000+ worldwide, each of the comprising communication and flow of gigawatts of electrical current between large power plants (thermoelectrical, hydroelectrical or even nuclear) and their respective consumers. Such consumers include cities, industrial objects and power plants themselves.

Wednesday, September 20, 2017