Voice over Internet Protocol (VoIP) networks have freed users from the tyranny of big telecom, allowing people to make phone calls over the Internet at very low or no cost. But while VoIP is easy and cheap, it's notoriously lacking in security. With minimal effort, hackers can eavesdrop on conversations, disrupt phone calls, change caller IDs,...

Android is the most popular mobile smartphone operating system at present, with over a million applications. Every day hundreds of applications are published to the PlayStore, which users from all over the world download and use. Often, these applications have serious security weaknesses in them, which could lead an attacker to exploit the...

This book explains how to see one's own network through the eyes of an attacker, to understand their techniques and effectively protect against them. Through Python code samples the reader learns to code tools on subjects such as password sniffing, ARP poisoning, DNS spoofing, SQL injection, Google harvesting and Wifi hacking. Furthermore...

Ultrasonography (US) has long been considered an important diagnostic imaging modality for investigation of the pancreas despite certain significant and well-known limitations. Indeed, in many countries US represents the first step in the diagnostic algorithm for pancreatic pathologies. Recent years have witnessed major advances in...

• Experience the real world of penetration testing with Backbox Linux using...

Management of Erectile Dysfunction in Clinical Practice is a short guide to erectile dysfunction (ED) and its management covering normal function and dysfunction, assessment, treatment options and interventions. ED is a symptom, not a disease and will have underlying causes such as hypertension, coronary artery disease, diabetes,...