About
aleksaitcyber designs and operates reliable Linux infrastructure focused on secure email delivery, hardened servers, and automation for internal systems.
- VPS hardening (Ubuntu / Debian)
- Secure email delivery setup (Postfix/Dovecot + Amazon SES or Mailgun)
- Internal monitoring & system notifications (infrastructure alerts only)
- Backups, snapshots, and disaster-recovery playbooks
Switzerland • Remote freelance projects
All email usage is limited to authenticated, low-volume system alerts and administrative notifications.
Contact
Aleksa Gardasevic
Systems & Cyber Engineering
Switzerland (CET)
Email: contact@aleksaitcyber.com
Abuse Reports: abuse@aleksaitcyber.com
Legal Inquiries: legal@aleksaitcyber.com
GitHub: github.com/aleksaitcyber
Response within 24 h • Mon–Fri 09:00–17:00 CET
All communications logged for operational integrity.
Services
- Hardened SSH, UFW, fail2ban, sysctl baselines
- TLS certs, secure submission (STARTTLS), SASL
- Secure email delivery integration (Postfix + Amazon SES or Mailgun)
- Monitoring & system alerts (uptime, backups, security)
- Snapshot/restore workflows & drills
- Documentation & handover playbooks