Notes from our work with AWS, DevOps and security: news and new features, fixes for common problems, and how we solved real client issues.
Since publishing this post, AWS reached out to us about the RR pricing. See bottom of the post for the update.
When storing data in S3, at some point everyone asks the question about storage classes. At first glance it looks more or less simple - if you’re accessing your data less often, or it’s not very important, you can pay less. Until you look into details, find all the asterisks and compare the actual numbers.
Last week I made an attempt at passing one of the new AWS Specialty exams - Security.
PHP is not usually used to implement network services - and generally for good reasons. Not because it can’t be done, but rather because it’s not what it was meant to be used for. Although, if you think that PHP simply can’t be used for anything other than serving your blog, think again. Because my DHCP implementation in PHP seems to work quite well!
Recently, I became a fan of YubiKeys - hardware encryptions keys used for storage of PGP keys, FIDO U2F (two-factor authentication) and more. The PGP keys stored on the device can also be used as RSA keys for SSH authentication. The setup is quite simple on MacOS.
Combination of AWS API Gateway and Lambda functions is a flag example of every “serverless infrastructure”. When deploying API Gateway with CloudFormation there are two different ways you can define your API: via Swagger template or by directly defining your methods in CloudFormation template.
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