SERVICES & PRICING

Scope: Single or multi-node Linux environments (Ubuntu/Debian/CentOS).

• Operating system baseline configuration & package updates
• User access controls, SSH key enforcement, and sudo privilege auditing
• Systemd service setup, auto-restart triggers, and log rotation policies
• Storage volume management and automated backup verification

Scope: Immediate on-demand triage and root cause investigation for live Linux servers.

• Deep log inspection (syslog, journalctl, dmesg, application logs)
• Process memory and CPU bottleneck profiling
• Network connectivity, DNS resolution, and port binding diagnostics
• Incident post-mortem report with remediation runbook

Scope: Docker containerization and multi-container environment deployment.

• Dockerfile and docker-compose.yml architecture
• Environment variable isolation and security secret injection
• Reverse proxy setup with automatic container health monitoring
• Production deploy runbook and rollback plan

Scope: Web server optimization, reverse proxying, and caching configuration.

• High-concurrency worker connection & buffer tuning
• Virtual hosts / server blocks configuration
• Security headers implementation (HSTS, CSP, X-Frame-Options)
• Rate limiting and anti-DDoS buffer protections

Scope: Authoritative DNS record setup and automated TLS certificate lifecycles.

• A, CNAME, MX, TXT, SPF, DKIM, and DMARC configuration
• Automated Let's Encrypt SSL/TLS issuance via Certbot
• Zero-downtime certificate auto-renewal cron verification
• TLS 1.2/1.3 cipher hardening eliminating deprecated protocols

Scope: Full-stack monitoring architecture deployed across servers and services.

• Zabbix agent or Prometheus node-exporter deployment
• Custom Grafana operational dashboards for CPU, RAM, Disk, and Network
• Real-time alerting thresholds routed to Telegram, WhatsApp, or Email
• Uptime verification synthetic check integration

Scope: Structured 9-area security evaluation of external exposure, access, and server posture.

• Comprehensive 9-area evaluation across infrastructure assets
• Prioritized findings report with severity ratings (Critical, High, Medium, Low)
• Remediation roadmap with step-by-step technical instructions
• 30-minute executive findings walkthrough

Scope: Hands-on hardening applied directly to production or staging Linux hosts.

• SSH key-only authentication with root login disabled
• UFW / iptables strict default-deny ingress firewall configuration
• Fail2ban rate-limiting on sensitive daemon ports
• Auditd logging and kernel parameter hardening (sysctl.conf)

Scope: Full infrastructure perimeter, access control, and storage boundary review.

• Network topology and exposed service audit
• Database access restrictions and network isolation verification
• Backup immutability and recovery testing verification
• Incident readiness checklist and action matrix

Scope: 1-on-1 technical advisory sessions with actionable architectural guidance.

• Review of proposed infrastructure architecture
• Honest tool recommendations (avoiding expensive vendor lock-in)
• Written architectural recommendation memorandum