Assessthesecurityofyourintranetapps,employeeportals,andinternalbusinesstoolsfromaninsiderperspective.
What Is Internal Web Application Testing?
Internal web application testing is a security assessment that focuses on intranet applications, employee portals, admin dashboards, and other internal tools that are not exposed to the public internet (internal-only applications). Unlike external web application testing, this engagement assumes the attacker already has a foothold on the internal network — simulating a compromised employee workstation, a malicious insider, or lateral movement from an initial breach. The goal is to uncover vulnerabilities that could allow privilege escalation, unauthorized data access, or deeper network compromise.
Why Do You Need It?
Organizations often assume internal applications are safe because they sit behind corporate firewalls. In reality, internal tools frequently lack hardened security controls applied to public-facing systems — weaker authentication, excessive permissions, and outdated and unpatched dependencies are common. A single compromised workstation can turn these oversights into a full-scale data breach. Internal web application testing reveals these hidden risks and provides actionable remediation guidance before an attacker exploits them.
What We Test
Our internal web application assessment evaluates the overall security posture of applications accessible from within the corporate network.
Our Methodology
Internal web application testing is conducted from a post-breach attacker perspective: we assume network access is already granted (via our Penteor Testing Appliance — hardware, VM, or VDI) and focuses on what a malicious insider or a compromised workstation could actually do from inside the corporate LAN.
Penteor Testing Appliance (PTA) for Internal Apps
Internal web application testing is delivered fully remotely and securely through our Penteor Testing Appliance (PTA). Unlike wireless work, internal apps don't need radios — they just need reliable access to your internal network — so the PTA comes in three flexible forms: a pre-configured hardware box we ship to your office, a virtual machine image (OVA/OVF, Hyper-V, KVM) you spin up on your hypervisor in minutes, or a VDI client you install on a jump host. All three open the same secure encrypted tunnel to our testing team, providing the same level of access as sitting at a desk in your office — without the travel, scheduling, or shipping delays.
Your Internal Apps
Intranet portals, admin panels, HR and ticketing systems
Penteor Testing Appliance
Hardware, VM or VDI · Plug-and-play · Encrypted tunnel
Penteor Expert Team
Certified web app testers conduct the full engagement remotely
security testing
Testing Lifecycle
Every internal web app engagement follows a standardized testing lifecycle — scoping and PTA deployment (hardware, VM, or VDI), internal app discovery, OWASP Top 10 and privilege-escalation testing, AD/SSO integration checks, safe exploitation, and a developer-ready report with a free retest after fixes.