# 1723 - Pentesting PPTP

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## WhiteIntel

<figure><img src="/.gitbook/assets/image (1224).png" alt=""><figcaption></figcaption></figure>

[**WhiteIntel**](https://whiteintel.io) is a **dark-web** fueled search engine that offers **free** functionalities to check if a company or its customers have been **compromised** by **stealer malwares**.

Their primary goal of WhiteIntel is to combat account takeovers and ransomware attacks resulting from information-stealing malware.

You can check their website and try their engine for **free** at:

{% embed url="https://whiteintel.io" %}

---

## Basic Information

**Point-to-Point Tunneling Protocol (PPTP)** is a method widely employed for **remote access** to mobile devices. It utilizes **TCP port 1723** for the exchange of keys, while **IP protocol 47** (Generic Routing Encapsulation, or **GRE**), is used to encrypt the data that is transmitted between peers. This setup is crucial for establishing a secure communication channel over the internet, ensuring that the data exchanged remains confidential and protected from unauthorized access.

**Default Port**:1723

## Enumeration

```bash
nmap –Pn -sSV -p1723 <IP>
```

### [Brute Force](../generic-methodologies-and-resources/brute-force.md#pptp)

## Vulnerabilities
* [https://www.schneier.com/academic/pptp/](https://www.schneier.com/academic/pptp/)
* [https://github.com/moxie0/chapcrack](https://github.com/moxie0/chapcrack)

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<summary><strong>Learn AWS hacking from zero to hero with</strong> <a href="https://training.hacktricks.xyz/courses/arte"><strong>htARTE (HackTricks AWS Red Team Expert)</strong></a><strong>!</strong></summary>

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* If you want to see your **company advertised in HackTricks** or **download HackTricks in PDF** Check the [**SUBSCRIPTION PLANS**](https://github.com/sponsors/carlospolop)!
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* Discover [**The PEASS Family**](https://opensea.io/collection/the-peass-family), our collection of exclusive [**NFTs**](https://opensea.io/collection/the-peass-family)
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