diff --git a/README.md b/README.md
index 5608636..b715a66 100644
--- a/README.md
+++ b/README.md
@@ -44,6 +44,7 @@ If you know of a good resource for a subject, please [open an issue](https://git
 #### Android Security
   - :book: [Android Internals](http://newandroidbook.com/AIvI-M-RL1.pdf)
   - :globe_with_meridians: [Android security series](https://manifestsecurity.com/android-application-security)
+  - :globe_with_meridians: [Mobile Systems and Smartphone Security](https://mobisec.reyammer.io/slides)
 #### IoT Security
   - :information_source: [IoT Security 101](https://github.com/V33RU/IoTSecurity101)
 #### Web Security
@@ -51,10 +52,19 @@ If you know of a good resource for a subject, please [open an issue](https://git
   - :mortar_board: [Web Security course](https://web.stanford.edu/class/cs253/) by Stanford University
   - :tv: [Bug bounty hunter's methodology](https://www.youtube.com/watch?v=Qw1nNPiH_Go)
   - :mortar_board: [WebSecurity Academy](https://portswigger.net/web-security) by Portswigger
+  - :mortar_board: [Bugcrowd University](https://github.com/bugcrowd/bugcrowd_university) by Bugcrowd
 ### Malware Analysis
   - :mortar_board: [Malware analysis course](https://class.malware.re/) by University of Cincinnati
+  - :globe_with_meridians: [Reverse engineering malware](https://malwareunicorn.org/#/workshops) by MalwareUnicorn 
 ### OSINT
   - :book: *Open Source Intelligence Techniques* by Michael Bazzell
+  - :globe_with_meridians: [How To Guides](https://www.bellingcat.com/category/resources/how-tos/) by Bellingcat
+  - :tv: [10 minute tips](https://osintcurio.us/10-minute-tips/) by Osintcurious
+  - :globe_with_meridians: [Crypto weekly](https://us14.campaign-archive.com/home/?u=c435f53a5568f7951404c8a38&id=7f8ca9c380) by Bellingcat
+  - :globe_with_meridians: [OSINT weekly](https://medium.com/week-in-osint) by Sector035
+#### CTF
+  - :globe_with_meridians: [OSINT quiz](https://twitter.com/Sector035/status/1211038518635614208) by Sector035
+  - :globe_with_meridians: [Cyber Detective CTF](https://ctf.cybersoc.wales/) by Cardiff University
 ### Programming
   - :book: [Free programming books](https://books.goalkicker.com/)
   - :globe_with_meridians: [learnxinyminutes.com](https://learnxinyminutes.com) - Quick overview of all languages in cheatsheet style
@@ -64,6 +74,9 @@ If you know of a good resource for a subject, please [open an issue](https://git
 #### Python
   - :book: *Learn Python the hard way* by Zed Shaw
   - :tv: [Corey Schafer](https://www.youtube.com/playlist?list=PL-osiE80TeTt2d9bfVyTiXJA-UTHn6WwU)'s Python playlist
+  - :globe_with_meridians: [30 Days of Python](https://github.com/Asabeneh/30-Days-Of-Python) - A step by step guide
+#### JavaScript
+- :globe_with_meridians: [30 Days of JavaScript](https://github.com/Asabeneh/30DaysOfJavaScript) - A step by step guide
 ### Reverse Engineering
   - :book: [Reverse engineering for beginners](https://beginners.re/)
   - :globe_with_meridians: [Android App Reverse Engineering 101](https://maddiestone.github.io/AndroidAppRE)