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Java SecureRandom lives in the java.security package, at java.security.SecureRandom. The number or value generated by this class is cryptographically strong and the generator is also known as a secure pseudo-random number generator (CSPRNG). Java SecureRandom examples The examples specify … [Read more...] about Java SecureRandom

Learn how to program with the java for loop to iterate over Collections of Lists, Streams, and Arrays and the syntax for each version of the for loop. For the complete list of java code examples, visit our GitHub Repo. Java for loop examples For each example below, assume an input of the … [Read more...] about Java for loop

A PKI Glossary of terms and definitions covering some of the most common topics in a Public Key Infrastructure. Short PKI Glossary: PKI - A public key infrastructure provides a way to encrypt the web with digital certificates and manage the life cycle of the certificates, including enrollment, … [Read more...] about PKI Glossary (Public Key Infrastructure) of terms

PKIjs is a JavaScript PKI (Public Key Infrastructure) library used for decoding and parsing SSL certificates directly on the client or browser, eliminating in many cases the need to do this work on the server side. PKIjs is built on top of the Web Cryptography API. The PKIjs library goes almost hand … [Read more...] about PKIjs – JavaScript PKI

Java encryption can be achieved in many different ways and methods and also with third party libraries and dependencies. This article will attempt to dive in a few of these areas, and will hopefully increase your knowledge of encryption with java. The examples are all at our github repo. … [Read more...] about Java encryption – Encryption with Java

The OCSP, or Online Certificate Status Protocol, is a protocol designed to deliver the revocation status of an X.509 SSL or TLS certificate. In theory, it is more performant than its CRL (Certificate Revocation List) alternative. Responses are required to be delivered by the CA (Certification … [Read more...] about OCSP (Online Certificate Status Protocol)

python requests authentication provides multiple mechanisms for authentication to web service endpoints, including basic auth, X.509 certificate authentication, and authentication with a bearer token (JWT or OAuth2 token). This article will cover the basic examples for authenticating with each of … [Read more...] about python requests authentication

ASN1, also known as ASN.1, or spelled out as Abstract Syntax Notation One, is a method of defining a data structure primarily used in cryptography and for the purposes of this article, we will discuss its use in X.509 digital certificates. ASN1 is used to define the format of certificates in its … [Read more...] about ASN1 (Abstract Syntax Notation One)