How Linux creates sockets and counts them
A deep dive into what goes under the hood in the Linux kernel when you can the socket system call
A UDP server and client in Go
Getting from Golang's net package down to the Linux kernel methods invoked when UDP messages are sent.
Blocking ingress traffic to Docker swarm worker machines
Once a Docker Swarm Mode cluster is formed, all nodes participate in the routing mesh and accept ingress traffic. Check out how to block that feature.
A minimal TCP Client in C
Go through the steps and syscalls involved in creating a TCP client using C.
Blocking EC2 Metadata service from Docker containers in AWS
Check out how to make sure Docker containers running in AWS are unnable to access the EC2 metadata service.
Implementing a TCP server in C
Writing a TCP server in C can teach many things. Check out how to implement a TCP server and understand some of the syscalls involved in the process.
How to publish a blog using AWS
AWS can guarantee amazing speeds for serving a blog - it supports HTTP2, IPv6, caching and has free TLS certificates. Check out how I do it for this blog.
Sending files via gRPC
gRPC shines when it comes to sending a bunch of messages here and there. What about file uploads? Is gRPC a good fit for file transfer? Check out how to send files with gRPC and see if that makes sense.
Writing DNS messages from scratch using Go
How to write a DNS message from zero and send it via UDP to a server.