Key tattoos are a popular style of tattoos that has been growing in popularity in recent years. They can have a variety of different meanings depending on the specific design, but in general, key tattoos are a symbol of knowledge, power, and protection. Key tattoos can represent the unlocking of mysteries and knowledge, as well as the unlocking of our inner power and strength. They can also represent unlocking possibilities and overcoming obstacles, or they can be symbolic of unlocking something that we have been holding back. Key tattoos can also symbolize friendship and loyalty, as the key is often a way to access the home or heart of someone close to us. Finally, key tattoos can be a sign of protection, as the key is traditionally used to protect valuable belongings.