Deal of the Day
Use code dotd071819 at checkout before this deal expires at midnight, Eastern time.

New MEAP! Crack the cryptography code. Real World Cryptography breaks down the cryptographic techniques at work in common tools, frameworks, and protocols so you can make excellent security choices for your systems and applications, regardless of your experience level.

Use the same code to get half off C# in Depth, Fourth Edition and Grokking Bitcoin.