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MEET THE LATEST ONLINE COURSES ON GRINFER
DOUBLE Your Web Hacking Rewards With Fuzzing

In this online course, you’ll learn one of the best vulnerability detection technique that is used by many successful hackers around the world. You’ll discover how to fuzz for vulnerabilities in web applications with Burp Suite Intruder and double your web hacking rewards with fuzzing.
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Drawing an Orc with Clip Studio Paint

In this online course, you’ll learn how to easily ink and color a comic book page with Clip Studio Paint. It’s a versatile digital painting program that is ideal for rendering and inking with its many useful and unique features. This course will help you to acquire new drawing skills in this amazing program.
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Drawing children hand

In this online course, you’ll learn a simple technique for teaching children how to draw. You’ll understand how to draw popular illustrations and become an expert at drawing funny characters. No matter if you are a parent, or a teacher, you can learn easy tips to get an excellent drawing that will be appreciated by your children.
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Case Studies of Award-Winning XSS Attacks: Part 2

This course is the follow-up to “Case-Studies of Award-Winning XSS Attacks: Part 1”.
In this online course, you’ll learn more about award-winning and non-standard XSS attacks to gain deeper knowledge in becoming a successful XSS hunter.
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Drawing comic books faces with Krita

In this online course, you’ll learn how to make sketches, draw proportions and faces for comic books in Krita software. Krita is a great choice for creating concept art, comics, textures for rendering, and matte paintings.
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Time Management Masterclass

In this online course, you’ll learn how to manage your time more effectively to accomplish all your goals. Good time management leads to improved efficiency and productivity, less stress, and more success in life. Take this course and discover top benefits of time management.
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Use Canva like a pro : From basics to advance

In this online course, you’ll learn various features on Canva including how to add fonts and elements, use gradients, choose the best background images and perfect font sizes, create customized dimensions for templates, convert designs into various file types, and valuable tips to keep in mind while designing.
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Simplified Social Media Marketing

In this online course, you’ll learn how to increase your revenue and build your local community through Social Media Marketing. Instead of unproductively chasing the algorithm, slow down and figure out what you need social media to do for you and how you can actually make it work easily and effectively.
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Communication Masterclass: Build Strong Relationships

In this online course, you’ll learn how to communicate with your team more productively, establish team values and goals, develop good communication skills, and avoid miscommunication with clients and colleagues. This course also presents another culture’s non-verbal cues and how to correctly interpret them.
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How Web Hackers Make BIG MONEY: Remote Code Execution

In this online course, you’ll learn what’s Remote Code Execution (RCE) and why it’s the most dangerous vulnerability. You’ll learn about different types of RCE attacks: from SQL Injection to Remote Code Execution, from Disclosure of Software Version to Remote Code Execution, Remote Code Execution via File Upload, and Remote Code Execution via Deserialization. If you want to become a successful RCE hunter, then this course is just for you.
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