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Articles from ADMIN Issue 94

Photo by Patrick Humm on Unsplash

Isolating Containers from Container Attacks

All Alone

Container escapes have become a popular attack with the rise in container deployments. We show you how to harden the underlying infrastructure to keep your applications and host system secure.
more...
Lead Image © Christos Georghiou, 123RF.com

Verifying TLS Certificates

Checking the Box

The certigo utility checks the certificate chain, and the command-line output tells you who issued which certificates when, pointing out any ambiguities.
more...
Photo by Josh Rakower on Unsplash

Centralized Logging with Loki, SeaweedFS, and Grafana

Cool and Collected

Centralized logging for today's large scalable platforms is a challenge, especially if Kubernetes is involved. Loki, Grafana, SeaweedFS, and the LogQL query language promise a solution that avoids heavyweight tools.
more...
Photo by Conny Schneider on Unsplash

Managing Logs

Data Flow

The open source Graylog platform enables centralized log management across system, application, and network boundaries by collecting logs centrally, analyzing them in real time, and detecting errors and security incidents at an early stage.
more...
Lead Image © W.Scott McGill, 123RF.com

Transfer and Destroy Secrets

This Message Will Self-Destruct

An ephemeral communication approach promises a solution to the persistent lifecycle of sensitive data by resorting to messages that self-destruct after being read.
more...
Lead Image © crazymedia, 123RF.com

QoS Systems for Disaster Recovery Support

Lifeline

Quality-of-service systems help prioritize scarce resources and keep critical services running with efficient bandwidth management.
more...
Lead Image © Stanislav Fadyukhin, 123RF.com

Strengths and Weaknesses of Docker Swarm and Kubernetes

Let the Battle Begin

Docker Swarm and Kubernetes both orchestrate container clusters, manage workloads, improve reliability, and automate the operation of distributed applications, but they are based on different architectures. We compare the two platforms, highlighting their benefits and downsides.
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