Pass the hash is a technique used to steal credentials and enable lateral movement within a target network. In Windows networks, the challenge-response model used by NTLM security is abused to enable a malicious user to authenticate as a valid domain user without knowing their password. Even though Kerberos has replaced NTLM as the preferred authenticationRead more
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Daily GDPR breach notifications are up 20% and fines are up 39% according to a new report. Law firm DLA Piper has published their third annual GDPR Fines and Data Breech Survey which reveals the number of breaches being reported is rising along with the number and level of fines being imposed. In the post-BrexitRead more
Microsoft continues to roll out changes to mitigate the Zerologon vulnerability and a change due in the February Patch Tuesday could break non-Windows device’s ability to connect to the domain. The Zerologon vulnerability is a flaw in the Microsoft NetLogon protocol. Tracked as CVE-2020-1472 the vulnerability allows an unauthenticated user to change passwords on theRead more
According to a new report, 68% of organisations that suffered a network breach are the victim of a repeat attack within a year. Cyber-criminals assume that organisation will not learn a lesson from the first attack and return in the hope of easy pickings the second time around. The report from cybersecurity response firm CrowdstrikeRead more
Return-Oriented Programming is a security exploit technique used by attackers to execute code on their target system. By obtaining control of the call stack, the attacker can control the flow of existing trusted software running on the computer and manipulate it to their own ends. New research published this month has demonstrated how SPECTRE style vulnerabilitiesRead more
The Common Weaknesses Enumeration project has released their 2020 list of the 25 most dangerous software vulnerabilities. The list describes the types of vulnerabilities that have resulted in CVE being issued over the last two years. The project describes itself as: The 2020 Common Weakness Enumeration (CWE™) Top 25 Most Dangerous Software Weaknesses (CWE TopRead more
Details emerged this week of a failed multi-million dollar ransomware attack against Tesla which attempted to bribe an employee to hand deliver the malware. According to the legal case files, a Russian named Egor Igorevich Kriuchkov travelled to Nevada in order to contact and then recruit a Tesla employee and offered him $1million in orderRead more
Security Awareness Training is an essential component of any organisation’s information security. Even though it is mandated by frameworks such as PCI-DSS or ISO 27001, Security Awareness Training should be more than just a compliance exercise. A good security awareness training programme will drive changes in behaviour amongst staff, suppliers and customers that will improveRead more
Server hardening is a set of disciplines and techniques which improve the security of an ‘off the shelf’ server. Server Hardening is requirement of security frameworks such as PCI-DSS and is typically included when organisations adopt ISO27001. What is the attack surface The aim of server hardening is to reduce the attack surface ofRead more
Recent research from Sophos highlights your public RDP server as the primary attack vector against your data centre. During April and May 2019, Sophos deployed 10 standard out-of-the-box configured Windows 2019 servers into AWS data centres around the world. By default, Windows 2019 has RDP enabled. They configured each server with uncrackably long passwords andRead more
