RMU

A study by Łucki et al. found that machine unlearning methods are vulnerable to knowledge recovery, but experiments on six unlearned Llama-3-8B-Instruct checkpoints showed that ablating the refusal di…

A new study reveals that LUNAR, a state-of-the-art LLM unlearning method, fails to truly remove knowledge, as two attack routes can recover "forgotten" information. The author demonstrates that LUNAR'…