# Reverse engineering computer codes

#### ByMark Williams

Nov 3, 2021

About reversed engineering:

It is a type of method which is used to find out what does bytes and bites represent. It’s also used to figure out the methods and reasons for using bytes and bites. Reversed engineering form hypothesis and then tested it using scientific methods. It is also called backward engineering, which includes deconstructing large products and guide you about the computer parts and its design so you can easily recreate it. When companies purchase replacement of any equipment which is original, they use this method.

Purpose of using reversed engineering:

As reverse engineering provides the manufacturing design of the product, this helps you better understand the methods and reasons for using that product. It also provides you a virtual copy of the blueprint, so it’s the perfect way to create any design again whether it’s not wrong to say that reversed engineering gives life to any product.

In simple words, if you get any model that is working, you can easily trace the steps of how it was constructed? And then you can create a new model. Not only this, but you can also repair it to work again. Some of the reverse engineering goals are listed below:

• It deals with complex products.
• It helps to recover the last information.
• Detect the side effects of the products.
• It helps to synthesis the higher abstraction of the products.
• It facilitates the reuse of the products.

Reverse engineering computer code:

When talking about the reverse engineering of computer codes, generally, it’s about the assembling of reversing functions, or it also creates a picture that shows what the function of code is. The below list will tell you about the bytes representing codes and bytes but at the low-level side?

Bytes that represents data:

When reverse engineering is used to represent data, what they do is listed below:

• It helps to recognize the data type, size, and purpose of that data.
• Used to find out they are integers, floats, string, or a bit field may be.
• This value is healthy, or it’s a name.
• What is the size of byte 2 or 4?
• Is the data signed or unsigned?

Bytes that represent codes:

When reversed engineering is used to represent codes, it is more complicated. The list below will show what they do:

• You use it to figure out the instructions of the code.
• What is the length and arguments of the instructions?
• It helps to find out the architecture on which the code is running.
• You can find out about the CPU, that it is x86 or 64, and also about the ARM.
• What is the size of the endian big or little?
• Which platform is used Linux, android, or windows?

Tools of reverse engineering:

The tools of reverse engineering figure out everything and then represent it to us in a very easy way to approach it. If we talk about the reverse engineering tool, it will be a cheat engine in terms of game hacking. Well, everything a cheat engine does is reverse engineering. In runtime, Debuggers are used as the reversing process, and for static analysis, disassemblers are used. The cheat engine use bits and bytes and make them easy to understand.

What to do with advanced Reverse engineering?

How advanced engineering help is written below:

• Advanced reverse engineering helps you to find the variables and pointers.
• By using advanced reverse engineering, you can read and write the addresses externally and internally.
• You can easily understand the basics of assembly.
• You can also get the reverse classes.

Conclusion:

In this article, you will get information about reverse engineering that how it will work? Why we use reverse engineering? Or what will it do for us? Apart from this, reverse engineering has some perspectives which are high and low. Low perspectives are given above that how bytes will represent data and codes. If we talk about reverse engineering tools, they represent the product in a very easy and understandable way. Not only this in-game hacking cheat engine is also a tool for reverse engineering as it uses bits and bytes for making codes easy to understand. so this article is a complete guide about reverse engineering.