Cisco ASA Software IKEv1 and IKEv2 Buffer Overflow Vulnerability Various Cisco ASA products may be affected by this vulnerability, given the common vulnerability and exposures designation of CVE-2016-1287. A vulnerability in the Internet Key Exchange (IKE) version 1 (v1) and IKE version 2 (v2) code of Cisco ASA Software could… Continue reading
Further to the recent intense persistent Spamming campaigns giving rise to varying VBA Macro content being delivered through our AVS services, we have chosen to include the .doc and .docx file extensions to the list of suspect attachments. Specifically, senders who do not implement either DKIM or SPF, who attach… Continue reading
Today’s routine generator test has been deferred to avoid coinciding with planned meter works upstream of the BOL2 DC.
To improve email management and mailbox administration, our community mail servers now support optimised full-text searching of message bodies when accessed from suitable mail clients via IMAP. This compliments the existing rapid response already provided by our mail platform. Regards Netnorth Support
DKIM uses cryptographic authentication to provide a method for validating a message’s identity that has been associated with any given sender. It is essentially an email validation system designed to detect email spoofing by providing a mechanism that allows receiving mail exchangers to check that incoming mail is authorised by… Continue reading
Various security vulnerabilities in various MS Windows OS’s (Client and Server) Various remote code execution vulnerability have been identified, and given the common vulnerability and exposures designation of CVE-2015-1719 to CVE-2015-1727. We have seen recent activity on customers’ Windows servers, relating to new exploits that are currently active. The exploits… Continue reading
Netnorth have recently established additional DNS fabric in Hemel Hempstead, providing further resilience to our hosted services. We now operate various networked DNS servers deployed across 5 distinct geo-locations: LON1 – London MAN1 – Manchester BOL1 – Bolton BOL2 – Bolton HEM1 – Hemel Hempstead All of Netnorth’s DNS servers… Continue reading
Level3 based network issues are often very difficult to diagnose. This is due to Level3 operating their BGP network via MPLS (Multi-Protocol Label Switching), a wonderful and useful technology (but difficult to diagnose when your network spans the entire world!) Take this snippet of a traceroute for example: 2 ge-6-18.car1.Manchester1.Level3.net… Continue reading