Cryptography is the study of hiding information. It intersects the disciplines of engineering, computer science and mathematics. Cryptography is involved in securing passwords, access to sensitive material and to computer systems. If your business needs help with cryptography, you can hire freelance cryptography experts to fulfill your tasks. Start by posting your cryptography task today!
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I'm looking for an expert in cryptography to find the right encryption algorithm from an existing device.
We're designing an electronic board to talk with another device. We have almost 90% of the communication done, but there is an initial authorization talk with the device where we cannot be sure the type of encryption or key-exchange algorithm.
We're looking for a cryptog...
How to Store PDF eBooks Safely on eBook site (PHP, File Security)
▬ I have an eBook sales website and want to make sure that people cannot hack & steal the PDF eBooks
▬ Can you give advice on the best way to implement the storage so that the books cannot be stored
▬ We are thinking when buyer requests download we will place the book in a temporary download folder & then allow the download link for 3 days but this is just for downloading