Improve content grammar and conjugation (#22)

Resolves some verbal conjugation issues.

Removes two (accidental?) occurrences of .

README.md

@@ -53,7 +53,7 @@ If a system is not secured, then any attacker can disrupt or take authorized acc
 
 ## Want to become a penetration tester?
 
-Know about risks on the internet and how they can be prevented is very useful. Especially as a developer. Web hacking and penetration testing is the v2.0 of self-defense! But does know about tools and how to use them is really all you need to become a pen tester? Surely not. A real penetration tester must be able to proceed rigorously and detect the weaknesses of an application. He must be able to identify the technology behind and test every single door that might be open to hackers.
+Know about risks on the internet and how they can be prevented is very useful. Especially as a developer. Web hacking and penetration testing is the v2.0 of self-defense! But is knowing about tools and how to use them really all you need to become a pen tester? Surely not. A real penetration tester must be able to proceed rigorously and detect the weaknesses of an application. He must be able to identify the technology behind and test every single door that might be open to hackers.
 
 This repository aim first to establish a reflection method on penetration testing and explain how to proceed to secure an application. And secondly, to regroup all kind of tools or resources pen testers need. **Be sure to know basics of programming languages and Internet security before learning pen testing.**
 
@@ -73,9 +73,9 @@ Also, this is important to inform yourself about the law and what you are allowe
 
 **Blue team** : A blue team is a group of individuals who perform an analysis of information systems to ensure security, identify security flaws, verify the effectiveness of each security measure, and to make certain all security measures will continue to be effective after implementation. As a result, blue teams were developed to design defensive measures against red team activities. In infosec exercises, Blue teamers are playing the role of defenders. [Wikipedia](https://en.wikipedia.org/wiki/Blue_team_(computer_security))
 
-**Penetration tester** : An ethical hacker who practice security, test applications and systems to prevent intrusions or find vulnerabilities.
+**Penetration tester** : An ethical hacker who practices security, tests applications and systems to prevent intrusions or find vulnerabilities.
 
-**Security researcher** : Someone who practice pen testing and browse the web to find phishing/fake websites, infected servers, bugs or vulnerabilities. He can work for a company as a security consultant, he is most likely a Blue teamer.
+**Security researcher** : Someone who practices pen testing and browses the web to find phishing/fake websites, infected servers, bugs or vulnerabilities. They can work for a company as a security consultant and are most likely a Blue teamer.
 
 **Reverse engineering** : Reverse engineering, also called back engineering, is the process by which a man-made object is deconstructed to reveal its designs, architecture, or to extract knowledge from the object. Similar to scientific research, the only difference being that scientific research is about a natural phenomenon. [Wikipedia](https://en.wikipedia.org/wiki/Reverse_engineering)
 
@@ -102,7 +102,7 @@ Since not all languages work the same way, you need to look at how they work and
 - Bash
 - Powershell
 
-### Softwares & mobile apps
+### Software & mobile apps
 
 - Java
 - Swift
@@ -176,7 +176,7 @@ Crack passwords and create wordlists.
 | ----------- |-------------------------|----------|----------------|
 | [John the Ripper](https://github.com/magnumripper/JohnTheRipper)      | **C** | `Linux/Windows/macOS` | John the Ripper is a fast password cracker. |
 | [hashcat](https://github.com/hashcat/hashcat)      | **C** | `Linux/Windows/macOS` | World's fastest and most advanced password recovery utility. |
-| [Hydra](https://github.com/vanhauser-thc/thc-hydra)      | **C** | `Linux/Windows/macOS` | Parallelized login cracker which supports numerous protocols to attack. |
+| [Hydra](https://github.com/vanhauser-thc/thc-hydra)      | **C** | `Linux/Windows/macOS` | Parallelized login cracker which supports numerous protocols to attack. |
 | [ophcrack](https://gitlab.com/objectifsecurite/ophcrack)      | **C++** | `Linux/Windows/macOS` | Windows password cracker based on rainbow tables. |
 | [Ncrack](https://github.com/nmap/ncrack)      | **C** | `Linux/Windows/macOS` | High-speed network authentication cracking tool. |
 | [WGen](https://github.com/agusmakmun/Python-Wordlist-Generator)      | **Python** | `Linux/Windows/macOS` | Create awesome wordlists with Python. |
@@ -196,7 +196,7 @@ Used for intrusion detection and wifi attacks.
 | ----------- |-------------------------|----------|----------------|
 | [Aircrack](https://github.com/aircrack-ng/aircrack-ng)      | **C** | `Linux/Windows/macOS` | WiFi security auditing tools suite. |
 | [bettercap](https://github.com/bettercap/bettercap)      | **Go** | `Linux/Windows/macOS/Android` | bettercap is the Swiss army knife for network attacks and monitoring. |
-| [WiFi Pumpkin](https://github.com/P0cL4bs/WiFi-Pumpkin)      | **Python** | `Linux/Windows/macOS/Android` | Framework for Rogue Wi-Fi Access Point Attack. |
+| [WiFi Pumpkin](https://github.com/P0cL4bs/WiFi-Pumpkin)      | **Python** | `Linux/Windows/macOS/Android` | Framework for Rogue Wi-Fi Access Point Attack. |
 | [Airgeddon](https://github.com/v1s1t0r1sh3r3/airgeddon)      | **Shell** | `Linux/Windows/macOS` | This is a multi-use bash script for Linux systems to audit wireless networks. |
 | [Airbash](https://github.com/tehw0lf/airbash)      | **C** | `Linux/Windows/macOS` | A POSIX-compliant, fully automated WPA PSK handshake capture script aimed at penetration testing. |