Whilst it is a fast process, You will find a danger that miners will retain the private key that generated the address and use it Sooner or later to hack your resources and steal the hundreds of thousands saved in the vanity address. This task was deserted by me a https://a-z-directory.com/listings12704436/trx%E6%B5%8F%E8%A7%88-no-further-a-mystery