Admin preventing cybersecurity threats

system administrator monitoring supercomputer cybersecurity threats unsecured network supervisor server hub invulnerable ddos attacks electronics african american data center high tech technology database maintenance engineer technician admin equipment backup firewall denial of service attack cybercriminal security malicious traffic audit rootkit secure intrusion detection unauthorized access vulnerabilities safe hacker privacy safety encryption protect access virus cloud software private hacking antivirus defense malware ransomware cyber attack spyware protection safeguard phishing