Added all the required sections in README file.

- Contribution tip
- Index section
- Miscellaneous section

README.md

@@ -1,3 +1,45 @@
 # Information Security (IS)
 
 ---
+
+> [!TIP]
+> Want to contribute? Start by [opening an issue](https://git.kska.io/sppu-te-comp-content/InformationSecurity/issues) in this repository!
+
+## Index
+
+### Notes
+
+### Codes
+
+### Practical
+
+> Each folder contains **handout**, **write-up** and **softcopy** (i.e. code + output).
+
+### Question Papers
+
+- [IN-SEM](Question%20Papers/IN-SEM)
+- [END-SEM](Question%20Papers/END-SEM)
+
+---
+
+## Miscellaneous
+
+**-> Disclaimer:** Please read the [DISCLAIMER](DISCLAIMER.md) file for important information regarding the contents of this repository.
+
+**-> Note:** Content such as codes, softcopies, write-ups and question papers is provided by us, i.e. our contributors. You are free to use this content however you wish, without any restrictions. Some of the notes and handouts have been provided by our professors, thus to use them for anything other than educational purposes, please contact them.
+
+**-> Maintained by:**
+- [TanmaySpamzzz](https://git.kska.io/TanmaySpamzzz)
+- [notkshitij](https://git.kska.io/notkshitij)
+
+**->** Repository icon from [Icons8](https://icons8.com).
+
+**-> Motto:**
+
+![Making information freely accessible to everyone.](motto.jpg)
+
+**-> Keywords:**
+
+SPPU, Savitribai Phule Pune University, Pune University, Computer Engineering, COMP, Third Year, TE, Semester 6, SEM-6, Information Security, IS, Information Security codes, Information Security notes, SPPU Information Security notes, Information Security handouts, Information Security softopy, SPPU Information Security code and output, Information Security question papers, Information Security PYQs
+
+---