Converting X.509 and PKCS#8 .pem file to a JWKS (in Ruby) (2 mins read).
Converting X.509 and PKCS#8 files to JWKS format, using the ruby-jose library.
by 
Jamie Tanna
.
#blogumentation
#pki
#ruby
#x509
#pkcs8
#pem
#jwks.
Tag blogumentation
Generating a JSON Web Key (JWK) With Ruby (1 mins read).
How to create a new JWK with Ruby.
by Jamie Tanna
.
#blogumentation
#pki
#ruby
#pem
#jwks.
Setting up Passwordless Authentication using the Okta Factors API (3 mins read).
How to use Okta's Factors API to use push notifications to authenticate yourself.
by Jamie Tanna
.
#blogumentation
#authentication
#okta
#passwordless.
How to List Gradle's Buildscript / Plugin Dependencies (1 mins read).
How to list the dependencies that are used by Gradle's plugins as part of its buildscript.
Filtering Tasks and their Subtasks in JIRA (1 mins read).
How to filter issues, and their subtasks, with JIRA Query Language.
by Jamie Tanna
.
#blogumentation
#jira.
Globally Logging all Spring (Boot) Exceptions (3 mins read).
How to log whenever an exception triggers on an exception handler with Spring.
Using Git Diff Without a Repo (1 mins read).
How to use git diff when you're not in a Git repo.
by Jamie Tanna
.
#blogumentation
#git.
unknown revision or path not in the working tree after Jenkins Git Plugin Update (1 mins read).
How to fix git rev-parse suddenly not working after a Jenkins Git plugin update.
Publishing + Consuming Artefacts in the Local Maven Repository with Gradle (1 mins read).
How to use Gradle to publish and consume artefacts build on your local machine.
Unit Testing Auth0 Rules (8 mins read).
How to write unit tests for your Auth0 Rules, without running it on an Auth0 tenant.
by Jamie Tanna
.
#blogumentation
#auth0
#unit-testing
#testing
#javascript
#nodejs.
Resolving Gradle Error Unexpected Parent Dependency in IntelliJ (1 mins read).
How to resolve the error Unexpected Parent Dependency when building Gradle projects in IntelliJ.
Debugging Git Errors Using Environment Variables (1 mins read).
How to use environment variables such as GIT_TRACE to debug what's going wrong / what's happening under the hood with git.
by Jamie Tanna
.
#blogumentation
#git.
Creating Signed JOSE Objects with Ruby (1 mins read).
How to use ruby-jose to create a signed JSON Object Signing and Encryption (JOSE) object on the command-line.
by Jamie Tanna
.
#blogumentation
#ruby
#command-line
#jwt
#jose.
Running Multiple JDK Versions with the Maven Toolchains Plugin (1 mins read).
How to use the maven-toolchains-plugin to configure multiple JDKs on your machine.
Diffing Pretty-Printed JSON Files (4 mins read).
How to compare two JSON documents by pretty-printing them.
by Jamie Tanna
.
#blogumentation
#json
#pretty-print
#command-line.
Sorting a Hash Recursively with Ruby (1 mins read).
How to sort a Hash in Ruby recursively, when nested Array exist.
by Jamie Tanna
.
#blogumentation
#ruby.
Generate Plain Old Java Objects (POJOs) from XML Schema Definitions with Maven (1 mins read).
How to generate POJOs really quickly and easily, with no manual work, using the Mojohaus jaxb2-maven-plugin.
Globally Disable TLS Checks with Java for HttpsURLConnection (1 mins read).
How to disable TLS checks when using HttpsURLConnections in Java.
Connecting to the Docker Host from a Child Container (2 mins read).
How to access ports from the host machine when running in a child container.
How to Manually Trigger JSR380 Bean Validation on a Class (2 mins read).
How to perform validation on a class using JSR380, when not using a framework like Spring Boot.
by Jamie Tanna
.
#blogumentation
#java
#jsr380
#bean-validation.
Configure Gradle to Allow Listing All Subproject Dependencies (1 mins read).
How to set Gradle configuration globally to add a task to list all your dependencies.
Configure Gradle to Configure Tasks Globally with an initscript (1 mins read).
How to use Gradle's initialization scripts to globally configure tasks across all of your projects.
Spring Boot: 'junit-vintage' failed to discover tests When Using Only JUnit5 Tests (2 mins read).
How to avoid the error 'junit-vintage' failed to discover tests when using Spring Boot.
Generating Random Bytes On the Command Line with OpenSSL (1 mins read).
How to generate random bytes as binary, base64 or hex, using openssl on the command-line.
Using @Mock as a Method Parameter with Mockito (2 mins read).
Using @Mock on method parameters to reduce manual mock setups with Mockito.
Converting a Byte Array to a String in Ruby (1 mins read).
How to convert an array of bytes to a String with Ruby.
by Jamie Tanna
.
#blogumentation
#ruby.
Disabling the logging of Spring Security's Default Security Password (2 mins read).
How to disable Spring Boot logging the generated security password.
by Jamie Tanna
.
#blogumentation
#spring-boot
#spring-security.
Generating the Client Assertion JWT for private_key_jwt Authentication with Ruby (1 mins read).
A helper script to generate the client assertion required to authenticate to an Authorization Server that supports private_key_jwt, on the command-line with Ruby.
by Jamie Tanna
.
#blogumentation
#ruby
#command-line
#jwt
#json
#oidc.
Verifying Signed JWTs (JWS) with Ruby (2 mins read).
Using the ruby-jwt library to verify a signed JSON Web Token (JWS) on the command-line.
by Jamie Tanna
.
#blogumentation
#ruby
#command-line
#jwt
#json.
Creating Signed JWTs (JWS) with Ruby (1 mins read).
Using the json-jwt and ruby-jwt libraries to sign a JSON Web Token on the command-line.
by Jamie Tanna
.
#blogumentation
#ruby
#command-line
#jwt
#json.
Issues with Ordering When Using Vault CLI's -no-print Argument (1 mins read).
A possible solution for no-print not taking effect with the vault CLI when using AWS EC2 auth.
by Jamie Tanna
.
#blogumentation
#vault
#aws.
GitLab CI Shell Executor failing builds with ERROR: Job failed: exit status 1 (1 mins read).
How to work around ERROR: Job failed: exit status 1 errors with GitLab CI's shell executor.
GitLab CI Shell Executor Failing Builds With No Such Directory (1 mins read).
How to work around No Such Directory errors with GitLab CI's shell executor.
Deploying a Branch to Netlify on the Command-Line (1 mins read).
How to use Netlify's Node CLI to deploy a given branch to Netlify.
Generating JWK Thumbprints with Ruby (1 mins read).
How to generate JWK thumbprints with Ruby.
by Jamie Tanna
.
#blogumentation
#ruby
#jwk.
Generating JWK Thumbprints with Node.JS (1 mins read).
How to generate JWK thumbprints with Node.JS.
How are Open Banking Key Ids (kid) Generated? (1 mins read).
Sharing insight into how Open Banking has generated their kids for use with JWTs.
How to Run Java on the Command-Line to Attach a Debugger (1 mins read).
How to run java on the command-line, and make it possible to attach a debugger.
Extract a Public Cert from a Java Keystore/Truststore (1 mins read).
How to export the public certificate from a Java keystore.
by Jamie Tanna
.
#blogumentation
#java
#keystore
#certificates.
Evicting Spring Cache on a Schedule (1 mins read).
How to evict Spring Cache's @Cacheable data on a schedule.
by Jamie Tanna
.
#blogumentation
#java
#spring
#spring-cache.
No default controller available With bluetoothctl (1 mins read).
One possible solution for the No default controller available error message with bluetoothctl.
How to avoid HttpMessageNotReadableException when using ContentCachingRequestWrapper with Java Servlet Filters (1 mins read).
How to avoid receiving Required request body is missing errors when using a ContentCachingRequestWrapper.
Reading a Servlet/Spring Request Body Multiple Times (2 mins read).
How to read the request body more than once using Java Servlet Filters.
Disabling @Valid Annotation in a Spring Integration Test (1 mins read).
How to disable @Valid validation in Spring Integration Tests.
by Jamie Tanna
.
#blogumentation
#java
#spring
#spring-boot
#jsr380
#bean-validation.
Converting Output from Rest Assured to Curl Requests (3 mins read).
How to convert the log output from Rest Assured to a curl request.
by Jamie Tanna
.
#blogumentation
#rest-assured
#command-line.
Navigating through the Vim Changelist with Intellij (2 mins read).
How to use g; and g, using IntelliJ's IdeaVim plugin to cycle through changes in a file.
Running Spotless Automagically with Gradle (2 mins read).
How to set Gradle configuration globally to always run spotlessApply in your projects.
Gotcha: AWS SDK Proxy Setup with Test Kitchen (2 mins read).
How to avoid odd proxy issues when using the AWS SDK, when using Test Kitchen.
by Jamie Tanna
.
#blogumentation
#chef
#test-kitchen
#proxy.
Determining What Motherboard You're Using, On Linux (1 mins read).
How to determine what motherboard the machine you're using is reporting, on the command-line with Linux.
Extracting x5cs from a JSON Web Key Set (JWKS) to PEM files with Ruby (1 mins read).
How to extract the full chain of certificates from a JWKS' x5c parameter to files.