Afterwards mantras were being applied more to guard the spiritual life of the chanter, and sections on mantras began to be included in some Mahayana sutras including the White Lotus Sutra, and the Lankavatara Sutra. The scope of security also improved On this time. From the Sutra of Golden Mild, https://serpsdirectory.com/listings13070500/the-greatest-guide-to-name-se-vashikaran