What is the XXE or XML External Entity attack? The XML External Entity or XXE vulnerability is a type of computer security vulnerability that is found in many web applications. The attack occurs when an XML input that contains a reference to an external entity is...
What is the XSS or cross-site scripting attack? Cross-site scripting is a computer security vulnerability using which an attacker can inject client-side scripts into a web page. As a result, when a victim visits the web page, the malicious scripts execute in the...
If a burglar wants to break into your house, he does not necessarily have to break the lock and come inside. He may break in through the window or break the hinges of the door and break-in. Attackers use a similar concept to break a cryptosystem through the...
What is the Merkle Tree? When data is distributed across multiple hosts over a network and the data is transferred from one host to another, there should be some way to verify the integrity of the data stored in multiple nodes. For example, in BitTorrent, if we are...
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