Bromo is generally a safe destination for solo female travelers. Most locals are friendly and respectful. Violent crime is very rare, particularly in tourist areas. Local culture is based on respect, so expect to be treated well. However, it's important to be aware of your surroundings, especially at night, and take extra caution about where you venture alone. Also, be considerate about respecting local customs. The always bustling significant tourist spots can potentially lead to minor scams or overpricing, so keep an eye on your belongings and make sure to negotiate prices up front.