Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base


How Cilium uses BPF to Supercharge Kubernetes Networking & Security

Kubernetes has ushered in an era of complex and often large-scale microservices applications running as containers that are updated frequently via CI/CD, yet still leverage underlying network technologies like iptables built for an era of simple and static applications. Cilium (Github), an open source CNI plugin for Kubernetes, leverages...


Debian: DSA-4510-1: dovecot security update

Nick Roessler and Rafi Rubin discovered that the IMAP and ManageSieve protocol parsers in the Dovecot email server do not properly validate input (both pre- and post-login). A remote attacker can take advantage of this flaw to trigger out of bounds hea… Continue Reading —...


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