VirtualTam's bookmarks

21. OpenSSL Cookbook 2023-05-31

    tags: cryptography/certificate, network/http, network/transport-layer-security, openssl

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    The definitive guide to using the OpenSSL command line for configuration and testing.

    Topics covered in this book include:

    • key and certificate management,
    • server configuration,
    • a step by step guide to creating a private CA,
    • testing of online services.
22. Seastar, a high performance C++ application framework for high concurrency server applications. 2022-09-04

    tags: distributed-system, programming/c++

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    • https://github.com/scylladb/seastar
    • https://docs.seastar.io/master/index.html
23. Rust's Journey to Async/await - Steve Klabnik 2022-05-12

    tags: concurrency, concurrency/threading, network/http-server/nginx, programming/node.js, programming/rust

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24. Server queries - Valve Developer Community 2022-01-16

    tags: game/steam, network/udp, programming/api

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    Client libraries:

    • https://github.com/rumblefrog/go-a2s
    • https://github.com/rumblefrog/a2s-rs/

    Example usage:

    • https://github.com/armsnyder/a2s-exporter
    • https://github.com/mbround18/valheim-docker/blob/main/src/odin/server/status/mod.rs
25. Purpur is a drop-in replacement for Paper servers designed for configurability and new, fun, exciting gameplay features 2022-01-16

    tags: game/minecraft, programming/java

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    • https://purpurmc.org/docs/
    • https://github.com/PurpurMC/Purpur
26. serverfault - What are the canonical answers we've discovered over the years? 2021-11-20

    tags: datacenter, linux, network, security, server, sysadmin

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27. puma: A Ruby/Rack web server built for parallelism 2021-11-01

    tags: framework/ruby-on-rails, network/http, programming/ruby, source-code-management/gitlab

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    • https://puma.io/
    • https://about.gitlab.com/blog/2020/07/08/migrating-to-puma-on-gitlab/
    • https://docs.gitlab.com/ee/administration/operations/puma.html
28. MailSlurper - Local, web-based mail server application. Slurp mails into oblivion! 2021-10-23

    tags: email, linux/container/docker, network/smtp, programming/go

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    • https://github.com/mailslurper
29. glauth - a lightweight LDAP server for development, home use, or CI 2021-10-19

    tags: network/ldap, programming/go, security/authentication, security/authorization

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    • https://github.com/sonicnkt/glauth-ui
30. Reining in the thundering herd ⛈ Getting to 80% CPU utilization with Django 2021-08-19

    tags: framework/django, gunicorn, network/http, network/http-server/nginx, network/reverse-proxy, network/reverse-proxy/haproxy, programming/python, protocol/fastcgi, uwsgi, web, wsgi

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    • https://rachelbythebay.com/w/2020/03/07/costly/
    • https://docs.gunicorn.org/en/stable/faq.html#does-gunicorn-suffer-from-the-thundering-herd-problem
    • https://uwsgi-docs.readthedocs.io/en/latest/articles/SerializingAccept.html
    • https://uwsgi-docs.readthedocs.io/en/latest/Options.html
    • https://web.archive.org/web/20160117023812/http://cramer.io/2013/06/27/serving-python-web-applications
    • https://circus.readthedocs.io/en/latest/
31. Have You Heard the Good News About Elixir? | X-Plane Developer 2021-08-19

    tags: game/multiplayer, game/simulation, performance, plane, programming/elixir, programming/erlang

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    via https://elixir-lang.org/blog/2021/07/29/bootstraping-a-multiplayer-server-with-elixir-at-x-plane/

32. Dropbear SSH - a relatively small SSH server and client 2021-08-08

    tags: network/ssh, programming/c, security/authentication

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    • https://github.com/mkj/dropbear
    • https://www.cyberciti.biz/security/how-to-unlock-luks-using-dropbear-ssh-keys-remotely-in-linux/
    • Dropbear SSH closing connection when attempting to connect as non root user
33. How can I sniff the traffic of remote machine with wireshark? - Server Fault 2021-03-02

    tags: network, network/packet-capture/wireshark, network/ssh, network/tcp, network/udp

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    • https://blog.jasonantman.com/2011/04/using-wireshark-to-capture-packets-from-a-remote-host/
    • https://osqa-ask.wireshark.org/questions/7976/wireshark-setup-linux-for-nonroot-user
34. vault-plugin-secrets-wireguard: Vault's plugin for managing server and dynamic client configurations 2021-01-31

    tags: network/vpn/wireguard, programming/go, vault

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    • https://www.youtube.com/watch?v=LcAquk-mMxY
35. Netrek Nexus 2020-12-31

    tags: game, network, strategy, team

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    • https://github.com/quozl/netrek-server
    • https://en.wikipedia.org/wiki/Netrek
36. eturnal: STUN / TURN standalone server 2020-12-29

    tags: network, network/address-translation, network/stun, network/turn, network/webrtc, programming/erlang

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    • https://eturnal.net/documentation/
    • https://github.com/processone/stun
37. NGINX Docs | UDP Health Checks 2020-12-21

    tags: load-balancing, network, network/http-server/nginx, network/tcp, network/udp

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    • https://docs.nginx.com/nginx/admin-guide/load-balancer/tcp-udp-load-balancer/
38. Enhanced SSL Load Balancing with Server Name Indication (SNI) TLS Extension - HAProxy Technologies 2020-12-11

    tags: network/dns, network/reverse-proxy, network/reverse-proxy/haproxy, network/server-name-indication, network/tcp, network/transport-layer-security

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    • https://discourse.haproxy.org/t/req-ssl-sni-and-ssl-termination/2139/3
    • com/@olivier.ragain/haproxy-https-load-balancing-on-sni-207c17398d19
39. What is "AWS Security Scanner" in my server logs? 2020-07-31

    tags: cloud-computing/aws, network, security

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    • https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/configuring-instance-metadata-service.html
    • https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-metadata.html
    • https://docs.aws.amazon.com/cli/latest/reference/ec2/modify-instance-metadata-options.html
    • https://aws.amazon.com/blogs/security/defense-in-depth-open-firewalls-reverse-proxies-ssrf-vulnerabilities-ec2-instance-metadata-service/
    • https://aws.amazon.com/blogs/aws/new-host-based-routing-support-for-aws-application-load-balancers/
    • https://aws.amazon.com/about-aws/whats-new/2018/07/elastic-load-balancing-announces-support-for-redirects-and-fixed-responses-for-application-load-balancer/
    • https://www.reddit.com/r/aws/comments/e18e5n/botexploit_what_is_this_trying_to_do_and_how
    • https://www.reddit.com/r/aws/comments/e18e5n/botexploit_what_is_this_trying_to_do_and_how/f8qympp/
    • https://forums.aws.amazon.com/thread.jspa?threadID=316889
    • https://owasp.org/www-community/attacks/Server_Side_Request_Forgery
    • https://www.wired.com/story/capital-one-paige-thompson-case-hacking-spree/
    • https://krebsonsecurity.com/2019/08/what-we-can-learn-from-the-capital-one-hack/
    • https://krebsonsecurity.com/2019/07/capital-one-data-theft-impacts-106m-people/
    • http://www.thecloudavenue.com/2019/08/how-capital-one-hack-was-achieved-in-aws.html
    • http://www.thecloudavenue.com/2019/11/changes-to-aws-ec2-instance-metadata-service.html
40. How we abused Slack's TURN servers to gain access to internal services | Communication Breakdown 2020-04-09

    tags: cloud-computing/aws, multimedia, network, network/webrtc, security, streaming, video

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    • https://webrtchacks.com/
    • https://www.enablesecurity.com/security-assessment/webrtc-pentest/