Ian Coldwater specializes in breaking and hardening Kubernetes, containers, and cloud native infrastructure. A pre-eminent voice in the Kubernetes security community, they are currently a Lead Platform Security Engineer at Heroku. Ian joins Adam and Craig to talk about the offensive and defensive arts.
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Chatter of the week

Black Hat USA
DEFCON

Scavenger hunts
An example of Spot the Fed
An example of the Mystery Challenge



News of the week

Mesosphere becomes D2iQ
Google Cloud launches Migrate for Anthos in Beta
Google Cloud Game Servers coming soon

Episode 26: Agones, with Mark Mandel and Cyril Tovena


Announcing Kubernetes Summits in Seoul and Sydney
Security updates of the week

CVE-2019-11247: API server allows access to custom resources via wrong scope
CVE-2019-11249: kubectl cp (round 3!)


IBM and Red Hat:

OpenShift on IBM Cloud
OpenShift coming to Z Series and LinuxONE
Cloud Paks and services


Cisco Container Platform now supports Microsoft AKS
Helm deployments at the Kubedex
How Kubernetes can be used for genetic analysis by Mu Huan and Eric Li Alibaba Cloud
Announcing CloudBees Jenkins X Distribution

Episode 44, Continuous Delivery Foundation, with Tracy Miranda


TiDB Operator now Generally Available

Links from the interview

Red teams and penetration testing
Fuzzing
Attacking Helm’s Tiller
Black-box and white-box testing
DevSecOps: guard rails, not gates
OWASP - the Open Web Application Security Project
The math behind calculating security risk
CVSS score
etcd: encrypt it at rest!
Admission control
Technologies for isolation:

AppArmor
Seccomp
gVisor
Firecracker (not yet supported with Kubernetes)


“Kubernetes is powerful, and it’s insecure by design”

Ian and Duffie Cooley’s BlackHat talk
Cloud doesn’t make it better!


Threat modelling
hostpath - “a powerful escape hatch”

Trail of Bits blog: understanding Docker container escapes


Recommended watching:

Ship of Fools by Ian Coldwater (slides)
Hacking and Hardening Kubernetes by Example by Brad Geesaman (slides)
A Hackers Guide to Kubernetes and the Cloud by Rory McCune (and his upcoming Black Hat training)
DIY Pen Testing for your Kubernetes Cluster by Liz Rice (our guest on episode 19)


Ian Coldwater on Twitter