Technical Archives - Sami Eltamawy

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11 Apr

The Arab Cryptanalysts and Al-Kindi’s Methods

Al-Kindi (801-873), Abu Yusuf Yaqub ibn Is-haq ibn as Sabbah ibn ‘omran ibn Ismail Al-Kindi, was one of the highly respected scholars in Dar Al Hekma in multiple fields such as Cryptography, Philosophy, Mathematics, Medicine, Optics, Astronomy, and geography. His

28 Feb

What is spear phishing attack or gift card scam and how to detect it?

Spear phishing attack is one of the most popular social engineering attacks due to the ease of executing it combined with the lack of social engineering security awareness in small and medium-sized organizations. In this video, I will show

07 Jul

Make The Most Out Of Your Marketing Budget Using Facebook Targeting/Retargeting

By Sami Eltamawy
In Technical

Learn about Facebook Pixel and how to retarget people on Facebook using Facebook Ad Manager

11 Jun

How To Fix The Camera Intent Rotated Image In Android

By Sami Eltamawy
In Technical

Here is how to solve the rotated images issue when you capture an image on android using android.media.action.IMAGE_CAPTURE intent with the code snippets.

11 Jun

How To Create A TabHost Of A ListView In Android?

By Sami Eltamawy
In Technical

This tutorial should help you understand how to implementing a custom TabHost that contains a ListView in Android.

08 Jun

User Testing Can Destroy Your Product

By Sami Eltamawy
In Technical

Have you ever thought about or performed user testing for your product? Have you ever thought about using any of the user testing websites to understand how users think about your product? Then here are some warnings/advice you might need to consider.