Finding a balance between security and accessibility on a forum is critical. Personally, I use a mandatory email verification system upon registration, which filters out most bots without making it too difficult for legitimate users to access. Additionally, I apply simple captchas on certain forms to prevent malicious automation. As for content moderation, I rely on a combination of automated tools that detect suspicious keywords and regular manual reviews of new posts. This allows me to catch spam without blocking legitimate conversations. I also ensure that new users have some guidance, such as basic rules and tutorials on how to post properly, which reduces errors and makes integration easier. Finally, I encourage the most active members to report suspicious content, as the community is often the best ally against spam. This strategy has kept the forum clean and welcoming.