Eric Heydrick

@eheydrick

Infrastructure engineer into automation, monitoring, Linux, and beer. SRE .

Vrijeme pridruživanja: travanj 2015.

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  1. 24. sij
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  2. 14. sij

    Finally, the server config generator from is the best resource for what should go in your config. . Nice work ! /thread

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  3. 14. sij

    from looks really interesting too. No matter whether you use something open source or a commercial product, monitor cert expiration and monitor server configuration.

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  4. 14. sij

    SaaS monitoring tools like have checks for cert expiration. There's a cert exporter for . that has a neat dashboard for visualizing cert status.

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  5. 14. sij

    Now for the continuous part. You want to periodically run an SSL Labs check and alert if the grade drops below an A. This check is for but you get the idea.

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  6. 14. sij

    SSL Labs is great for checking publicly accessible sites but what about sites behind the firewall? For those I like to use from . CLI tool that checks for similar things as but can hit your private sites.

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  7. 14. sij

    Want to scan from the command line? has a CLI tool for that. $ docker run jumanjiman/ssllabs-scan:latest

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  8. 14. sij

    The gold standard for TLS checks is SSL Server Test from . . Click around the "F" rated sites to see the kinds of problems it finds. Don't be those sites.

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  9. 14. sij

    A thread about TLS monitoring. Certs expire, Heartbleed happens, the "best" ciphers to use is constantly changing... better to know before you get burned.

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  10. 10. sij
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  11. 8. sij

    Although BitTorrent S3 doesn't work in AWS regions launched after mid-2016.

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  12. 8. sij

    Fun thing in 's original S3 announcement: BitTorrent support. Add "?torrent" to an S3 URL and it serves up a .torrent file. Was surprised to see it still works 14 years later.

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  13. 1. sij

    $ kubectl delete -f 2019.yml && kubectl apply -f 2020.yml

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  14. 25. pro 2019.

    Remember when Netflix went down on Christmas because ELB broke in us-east-1? had this great summary.

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  15. 16. pro 2019.

    I'm all set if Google Docs goes down.

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  16. 9. pro 2019.

    Hand edited /etc/passwd and made a syntax error. Nobody could login.

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  17. 5. pro 2019.

    There is a physical crypto key tied to each node. If the key is removed all the data on the node is destroyed.

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  18. 5. pro 2019.

    Finally got to see an AWS Outposts in the wild. It's the same HW that runs in AWS DC's.

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  19. proslijedio/la je Tweet

    The Amazon Builders' Library, a collection of articles that take readers under the hood of how Amazon architects, releases & operates technology, written by Amazon's senior builders is now available.

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  20. 4. pro 2019.

    The power went out at one of the casinos. When it came on all the slot machines booted back up. Guess what they run Linux.

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