Trim excess fat from the pork shoulder.
Mix paprika, garlic powder, onion powder, brown sugar, salt, black pepper, and cayenne in a bowl.
Rub the spice mixture all over the pork shoulder.
Place the pork in a slow cooker.
Pour chicken broth around the pork.
Cover and cook on low for 8 hours, until tender.
Remove pork from the slow cooker and let it rest for 15 minutes.
Shred the pork using two forks.
Mix shredded pork with barbecue sauce.
Serve warm with your choice of sides.