> ## Documentation Index
> Fetch the complete documentation index at: https://docs.petrasecurity.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Welcome to Petra Security

> Petra Security is a detection and analysis tool for M365 attacks. Teams use Petra to detect and quickly shut down BECs, deeply investigate M365 environments, and prepare active risk assessments.

![Hero](https://mintcdn.com/petrasecurity-7f411ce9/v2OWWC-gCEvr839N/images/petra_main_graphic_2_downgraded.jpg?fit=max\&auto=format\&n=v2OWWC-gCEvr839N\&q=85\&s=b709e1f94aa409669a61732293a980c4)

> [!NOTE]
>
> Looking for the Portal? Visit [app.petrasecurity.com](https://app.petrasecurity.com).

## Getting started

The first step is to get access to Petra. You can request access [here](https://www.petrasecurity.com/try-petra?utm_source=docs\&utm_medium=organic\&utm_campaign=welcome).

> [card] [Get Access](https://www.petrasecurity.com/schedule-demo?utm_source=docs\&utm_medium=organic\&utm_campaign=welcome)

## Next Steps

> [card] [About Us](https://www.petrasecurity.com/)
>
> Learn more about Petra Security and how we detect and protect against M365 attacks.

> [card] [Read our Research](https://www.petrasecurity.com/research)
>
> We share detection research and insights weekly.

> [card] [Remediate an Incident](https://docs.petrasecurity.com/docs/remediation/how-to-remediate.md)
>
> Remediate an incident and one-click remove persistence mechanisms, whether real-time or for a BEC IR case.

> [card] [Investigate Behavior](https://docs.petrasecurity.com/docs/investigating/investigate-what-the-attacker-did.md)
>
> Investigate what an attacker did/accessed. Then, dig into benign behavior like benign proxy/VPN use and failed attacks.

> [!WARNING]
>
> **Suspect a user has been compromised?** Walk through [Is A User Compromised?](https://docs.petrasecurity.com/docs/is-a-user-compromised.md) to rule out the common false alarms before escalating.


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