test: proof of concept malicious node

[DSharifi]

No description provided.

[github-actions]

Vulnerable dependency information
The dependency-check job for the MR has new findings. Please update or remove these dependencies or obtain a commit exception from product security.

The findings are:
[Finding(repository='ic', scanner='BAZEL_RUST', vulnerable_dependency=Dependency(id='https://crates.io/crates/rsa', name='rsa', version='0.9.2', fix_version_for_vulnerability={}), vulnerabilities=[Vulnerability(id='https://rustsec.org/advisories/RUSTSEC-2023-0071', name='RUSTSEC-2023-0071', description='Marvin Attack: potential key recovery through timing sidechannels', score=5, risk_note=' ')], first_level_dependencies=[], projects=[], risk_assessor=[], risk=None, owning_teams=[], patch_responsible=[], due_date=None, score=5, more_info=None)]