Pondering the concepts of security and protection can leave a funny taste, because there is no such thing!
The cannabis plant typically sprouts seven spears per adult leaf, and seven is known to some as the number representing the divine. It is no wonder that the world's most sustainable, most multi-functional and the most healing is also quite talented at helping us level out when we are noticing/sensitive to the chaos in the universe.
When the Seven of Wands appears in a reading, your best bet is probably just to take a rip from the (literal or) proverbial bong. Feeling good actually serves as a powerful defense in the face of uncertainty and perceived powerlessness.
Check out this deck's sister, Dark Days Tarot.