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$
USD
Cristian
@cristianmares
Ing en redes y ciberseguridad
Mexico
Spanish
About me
I'll secure your Linux server against common threats using industry
best practices.
What I do:
- Audit current server configuration
- Configure firewall rules (iptables/nftables)
- Disable unnecessary services and ports
- Secure SSH access (key auth, disable root login)
- Apply security updates
- Basic fail2ban setup against brute-force attacks
- Deliver a short report of changes made
Background: LPIC-1 certified Linux admin with 3+ years managing
production servers in an enterprise datacenter environment.
Works with: Ubuntu, Debian, RHEL, Rocky Linux....
Let's make your server safer.
Skills
Cristian
Offline •
Average response time: 1 hour
See my services
DevOps Engineering
I will harden and secure your linux server against attacks
