This burpsuite extender provides a solution on testing Enterprise applications that involve security Authorization tokens into every HTTP requests.Furthermore, this solution provides a better approach to solve the problem of Burp suite automated scanning failures when Authorization tokens exist.
You can download the BearerToken.jar and install it directly to your BurpSuite or alternativey if you want to compile and create the jar yourself follow the steps below :
1) clone this repo
2) unzip burp.zip file
3) change directory to burp subfolder
4) inside burp subfolder compile the java files using the following command --> javac *.java
5) if you get the following message "Some input files use unchecked or unsafe operations" recompile with --> javac -Xlint:unchecked *.java
6) When finished compiling go back one folder -> cd ..
7) be sure that you are at the same folder where the burp subfolder exists
8) use the following command to create the jar file --> jar cf burpextender.jar burp
9) install burpextender.jar to BurpSuite
for more information on how to use this extension follow the link https://www.twelvesec.com/2017/05/05/authorization-token-manipulation/