mirror of
https://github.com/mukul975/Anthropic-Cybersecurity-Skills.git
synced 2026-07-25 13:50:59 +03:00
62 lines
1.7 KiB
Markdown
62 lines
1.7 KiB
Markdown
# Docker Daemon Hardening Checklist
|
|
|
|
## Pre-Hardening
|
|
|
|
- [ ] Document current daemon.json configuration
|
|
- [ ] Run Docker Bench Security baseline
|
|
- [ ] Identify running containers that may be affected
|
|
- [ ] Schedule maintenance window
|
|
- [ ] Backup existing /etc/docker/daemon.json
|
|
|
|
## CIS Docker Benchmark v1.6 - Daemon Checks
|
|
|
|
### Critical
|
|
- [ ] 2.2 - Disable inter-container communication (`"icc": false`)
|
|
- [ ] 2.9 - Enable user namespace remapping (`"userns-remap": "default"`)
|
|
- [ ] 2.14 - Restrict new privileges (`"no-new-privileges": true`)
|
|
- [ ] 2.7 - Configure TLS authentication (if remote access needed)
|
|
|
|
### High
|
|
- [ ] 2.6 - Use overlay2 storage driver
|
|
- [ ] 2.16 - Disable userland proxy
|
|
- [ ] 2.13 - Configure centralized logging
|
|
- [ ] 2.8 - Set default ulimits
|
|
- [ ] 2.17 - Apply custom seccomp profile
|
|
|
|
### Medium
|
|
- [ ] 2.15 - Enable live restore
|
|
- [ ] 2.1 - Consider rootless mode
|
|
- [ ] Docker socket permissions set to 660
|
|
|
|
## Post-Hardening Verification
|
|
|
|
- [ ] Docker daemon restarts successfully
|
|
- [ ] All containers start correctly
|
|
- [ ] Docker Bench shows improved score
|
|
- [ ] TLS connection works (if configured)
|
|
- [ ] Monitoring endpoints accessible
|
|
- [ ] Log rotation working
|
|
|
|
## Recommended daemon.json
|
|
|
|
```json
|
|
{
|
|
"icc": false,
|
|
"userns-remap": "default",
|
|
"no-new-privileges": true,
|
|
"log-driver": "json-file",
|
|
"log-opts": { "max-size": "10m", "max-file": "5" },
|
|
"storage-driver": "overlay2",
|
|
"live-restore": true,
|
|
"userland-proxy": false,
|
|
"experimental": false
|
|
}
|
|
```
|
|
|
|
## Rollback Plan
|
|
|
|
1. Stop Docker daemon: `sudo systemctl stop docker`
|
|
2. Restore backup: `sudo cp /etc/docker/daemon.json.bak /etc/docker/daemon.json`
|
|
3. Start Docker daemon: `sudo systemctl start docker`
|
|
4. Verify containers: `docker ps`
|