Dockerfiles for Phoenix

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While a lot of our older software was written in Ruby and Ruby on Rails we've been expanding the past couple of years into Elixir and Phoenix (Elixir's batteries-included web framework). Docker remains our preferred mechanism to deliver our software in a well-tested and repeatable format. I'd like to share ... Read More

Protect Yourself from Magecart Using Subresource Integrity

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Magecart has become a big issue in web application security the past few days. They have skimmed credit card information from British Airways and more recently have been injecting into JavaScript assets served by Feedify. Modern websites use many resources to provide the rich experiences customers have come to expect ... Read More
Slim Docker Images for Rails

Slim Docker Images for Rails

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At Tinfoil we’ve been building and distributing our applications with Docker for a few years now. One aspect we value of our Docker images is keeping them small and nimble. By default it’s easy to have a Docker image become bloated because each command introduces a new layer and history ... Read More