KYS sounds harmless, but it is dangerous. Even if you meant to treat it as a joke, it can be a very sad read for someone. Someone with depression or mental illness may take it at face value and fall deeper into their condition. Encouraging self-harm, or even indirectly, is never okay because words, after all, have power. Harming language on the internet has implications on one's mental health. You can say every person should use this word carefully in chats.
Know more: https://radarro.com/kys-meaning/
Using “KYS” casually might seem harmless to some, but it can seriously affect someone struggling with mental health—it’s easy for words to hit harder than intended. I’ve learned that being careful with how we communicate online really matters, especially when trust and clarity are important. Working as an iso 27001 consultant, I’ve seen how proper communication and awareness play a big role in maintaining safety and responsibility, not just in systems but in daily interactions too. Being thoughtful in both digital and personal spaces truly builds a healthier environment for everyone.