dreizackinfotech.com
Set up reliable, secure servers using Ubuntu, CentOS, or RHEL — ready for production use.
Harden your system with SSH key authentication, firewall rules (UFW/firewalld), and strict SUDO policies to prevent unauthorized access.
Deploy WordPress, PHP apps, or CRMs with optimized Apache or NGINX, SSL, and custom domain configuration.
Configure scheduled, encrypted backups using Rsync/Rclone to local storage, NAS, or cloud (e.g., AWS S3) — with email reports.
Improve server speed and reliability by tuning system load, swap usage, journaling, cache limits, and boot times.
Fix critical issues related to NGINX/Apache errors, MySQL/MariaDB crashes, SSL certificate issues, and domain/DNS misconfigurations.
Manage users, groups, restricted shell environments, SUDO roles, file-level permissions (ACL), and audit logs for internal security.
Set up system logging (Logrotate, Rsyslog, JournalD) with disk, CPU, and memory error alerts — includes auto-cleanup and rotation.
Create secure, centralized file sharing via Samba or NFS — with group-based access, disk quotas, auto-mounts, and file permission controls.
Perform detailed audits to identify weaknesses in server configuration, permissions, ports, and patch status — with fix recommendations.
Manage storage with LVM partitioning, RAID 1/5 setup, snapshot/restore workflows, and storage resize without data loss.
Set up TrueNAS or Synology-based storage over the network for SMB/NFS sharing, snapshots, versioning, and secure access.
Apply OS updates, kernel patches, package upgrades, and fix dependency issues while maintaining system stability.
Quick problem resolution via AnyDesk, SSH, or remote shell for system crashes, misconfigurations, or resource issues.
Set up and manage virtual machines with KVM or Proxmox VE, including networking, templates, and snapshot management.
Let Dreizack Info Tech configure, protect, and optimize your entire Linux infrastructure today.
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