Entries by Deyan Panchev

New Ransomware on the loose

New extremely large Botnet is being built – Nicknamed IoTroop or IoT Reaper Remember Mira? The worm that prayed on unsecure IoT devices. It managed to spread and gain control using quite a simple method to gain entry – reusing the hard-coded or default password for IoT devices which were well-known by then, and the […]

KRACKATTACK – the kraken of the Wi-Fi WPA2

Wi-Fi is everywhere, everything is on Wi-Fi now, phones, tablets, laptops, even home PCs, game consoles, smart devices (IoT), sensors etc. The security of WiFI is imperative, and has been entrusted to the WPA2 protocol. For that protocol, thus far all exploits have been connected to guessing the security key (hence reliant on customers having […]

Cisco Umbrella – light, easy to deploy and powerful

Cisco currently has multiple endpoint security solutions in place – CWS (Cloud Web Security / Scansafe), Umbrella (OpenDNS) and AMP for endpoints are prime examples. AMP is a different breed of endpoint protection, it relies heavily on detection based on heuristics and cloud sandboxing, where as CWS and OpenDNS both concentrate very strongly on making […]

WannaCry crypto virus outbreak

As you might be aware this Friday (12th of May 2017) there was a massive outbreak of a new type of crypto virus dubbed WannaCrypto aka WannaCry. The UK was hit the hardest, especially in the Health Sector, with Spanish Telecom – Telefonica, along with Portuguese & Argentinian telecoms and Russia. How does that affect […]

VTI VPNs introduced to Cisco ASA 9.7.x

Virtual Private Networks constitute a hot topic in networking because they provide low cost and secure communications between sites (site-to-site VPNs) whilst improving productivity by extending corporate networks to remote users (remote access VPNs). Naturally the VPN technology is widely deployed on all internet edge devices and most ASAs. Cisco is very proud of its VPN solutions. It’s one […]

What is Cisco Unified Threat Defense (FTD)?

Cisco has finally decided to merge its two major network security products – the ASA and FirePOWER. These two have been living on the same hardware (5500X) model for years now but they required separate management which increased the deployment and operational costs for a Cisco FirePOWER implementation. Now Cisco has decided to merge these […]