Secure remote access with VPN technology, encryption, and access controls to enable safe remote work while protecting corporate network and data.
Orion IT Service Team
May 15, 2026
Remote work has become standard, but it creates security challenges. Employees access corporate networks from various locations using different devices and internet connections. Without proper security controls, remote access becomes a vulnerability. Remote access credentials can be compromised. Unsecured internet connections can be intercepted. Unsecured devices can be infected. VPN and network access controls provide the security foundation for remote work.
Secure remote access requires encryption, authentication, and access controls protecting corporate networks from remote users.
Virtual Private Networks (VPN) create encrypted tunnels through the internet between remote users and corporate networks. All traffic through the tunnel is encrypted, preventing interception even on untrusted networks. VPNs use protocols like OpenVPN, WireGuard, or IPSec for encryption and authentication.
Site-to-site VPNs connect entire office networks. Client VPNs connect individual remote users. Both use encryption to protect confidentiality and authentication to prevent unauthorized access.
VPN access requires strong authentication. Single-factor authentication (username and password) is insufficient—passwords are phished, compromised in breaches, and weak. Require multi-factor authentication on all VPN access. Combine password with a second factor—phone call, SMS code, authenticator app, or hardware key.
Authenticator apps are more secure than SMS codes which are vulnerable to SIM swapping. Hardware keys provide strongest security resistant to phishing.
Remote devices may be less secure than corporate workstations. Employees use personal devices running outdated operating systems, lacking security updates, or compromised with malware. Network access control (NAC) systems verify device security before allowing VPN connection. Check that operating system is updated, antivirus is running, disk encryption is enabled, and firewall is active.
Devices that don't meet requirements can be denied VPN access until they're remediated or can be granted limited access to non-sensitive resources.
Conditional access policies adjust security requirements based on risk. Users accessing from known, secure locations during normal hours get quick access. Users accessing from unusual locations, unusual times, or unusual devices trigger additional verification. This balances security with usability while protecting against compromised credentials being used from unexpected locations.
Log all VPN access including who connected, when, from where, what they accessed, and how long they stayed connected. Monitor for anomalies—users connecting at unusual times, from unusual locations, or accessing unusual resources. Alert on suspicious activity.
Key Takeaway
Secure remote access combines VPN encryption, multi-factor authentication, device security verification, and monitoring to enable safe remote work while protecting corporate networks and data.
Secure Your Remote Access