code: func NewSSHHostKey(id string, conf gosec.Config) (gosec.Rule, []ast.Node) {
  	return &sshHostKey{
  		pkg:   "golang.org/x/crypto/ssh",
  		calls: []string{"InsecureIgnoreHostKey"},
  		MetaData: gosec.MetaData{
  			ID:         id,
  			What:       "Use of ssh InsecureIgnoreHostKey should be audited",
  			Severity:   gosec.Medium,
  			Confidence: gosec.High,
  		},
  	}, []ast.Node{(*ast.CallExpr)(nil)}
  }
docs: // NewSSHHostKey rule detects the use of insecure ssh HostKeyCallback.