Using Double URL Encoding to Bypass Security Mechanisms for a Directory Traversal Attack

Great explanation !!

Really appreciate your efforts and time you put into making these tutorials

Amigo gracias por todos tus aportes, recien empieso a mirar estos temas de ciberseguridad y me tienen encanta todo esto. Gracias a tus videos y explicaciones todo se hace mas simple, saludos desde Cuba. My english is very bad lol...

Thanks for your wonderful explanation. I still have a question . This double encoding method will only work if the in server side there is a function that decode it for the second time or it will be considered as a normal text ? Am I right. Also is it the same for base64 encoding?