I am fond of cybersecurity. Here are some free tools. Don't do bad things.
Some websites won't let me embed their link so I have to list them like so:
I have their link to free tools above but Black Hills Information Security has truly staggering amount of resources available for free and everything they do, from their blogs, their podcasts, their magazines, their discord, to their webinars, are all top notch. I haven't been to one of their conferences yet but I hear those are great too.
Below are some cool free resources. I haven't used all of them myself as of yet but these are sources I've been collecting so that I can use them if I have a need.
I'm slowly collecting info on conferences in the US.