To dream of a closed vault represents resources, opportunities, or special experiences that are purposely kept off-limits. A sign that you need a higher degree of hard work or status to get what you want. Alternatively, a closed vault may reflect your wish to keep something special about yourself off-limits from other people. Your personal resources and hidden potential.
To dream of opening a vault represents access to resources, opportunities, or special experiences that are normally kept off-limits. You may feel special, gifted, or blessed to do something others usually don’t. It may also reflect your wish to share something special about yourself with others.
Negatively, a vault may be a sign that you are too conservative with your resources, skills, or specialness.