I have colleagues from PhD who get a ton of recruiter messages and land awesome jobs, whilst I'm still stuck with my small network. Also, getting all these recr

I have colleagues from PhD who get a ton of recruiter messages and land awesome jobs, whilst I'm still stuck with my small network. Also, getting all these recruiter spam is actually a nice, heartwarming thing, of making you feel needed and wanting - compared to cold-hearted academia, where nothing is ever good enough. I have resisted LinkedIn for years and only had the mentioned, half-hearted attempt to create an account. But I feel I have reached some kind of tipping point now. I wonder, if they request my ID, and I just upload a fake one, what would happen, could they sue me worst case, supposing they go through the hassle to connect my real name that I have my profile with to my identity?...