sysadmin

Moving services to the cloud changes operational responsibilities; it does not remove them.

SPF, DKIM and DMARC help receiving mail systems evaluate whether messages genuinely represent your domain.

A successful backup job is not proof that your business can restore its data.

Windows 10 reached its standard end of support in October 2025, making unsupported devices a…

Start with multifactor authentication, timely updates, tested backups and least-privilege access.