This is one option though depending on where your negative standings are at, it might be rather expensive
Our discord link is in the forum post come and talk to us and we’ll see what we can do to help you.
Other than that, you are stuck doing L1 missions until you get them up. Alternatively, if you can, you can run the SOE arc if you havent already (3 month cooldown) and choose which corp to raise the faction standing for.