Is there an automated way of doing this?
Two paths:
- Configuration management (ansible, salt, chef, puppet)
- Preconfigured images (NixOS, packer, Guix, atomic stuffs)
For a one-off: pssh
restricting outbound connections by binary: OpenSnitch .
You can also restrict outbound connections to cryptomining pools and malicious IPs. For example by using IOCs from VirusTotal or urlhaus.bazaar.ch
Two paths:
- Configuration management (ansible, salt, chef, puppet)
- Preconfigured images (NixOS, packer, Guix, atomic stuffs)
For a one-off: pssh