I. INTRODUCTION
II. BACKGROUND
A. DEFINITION OF TERMS
B. DISTANCE MEASURES
III. ADVERSARIAL ATTACKS
A. POINT CLOUD MODIFICATION STRATEGIES
B. ATTACK LOCATION
C. ADVERSARIAL KNOWLEDGE
D. TARGET TYPE
IV. DEFENSES AGAINST ADVERSARIAL ATTACKS
A. DATA-FOCUSED STRATEGIES
B. MODEL-FOCUSED STRATEGIES
V. DATASETS AND VICTIM MODELS
VI. CHALLENGES AND FUTURE DIRECTIONS
A. CURRENT CHALLENGES
B. FUTURE DIRECTIONS
VII. CONCLUSION