this not safe at all..you generate your own seed..example i generate seed 1 and keep IOTA in there,,some one else generate seed 2..he is all control my wallet and send out the coin..
How can someone else generate seed 2?
OTA SEED 1
QWERTYUIOPASDFGHJKLZXCVBNMQWERTYUIOPASDFGHJKLZXCVBNMQWERTYUIOPASDFGHJKLZXCVBNMQ WE
IOTA SEED 2
QWERTYUIOPASDFGHJKLZXCVBNMQWERTYUIOPASDFGHJKLZXCVBNMQWERTYUIOPASDFGHJKLZXCVBNMQ WW
its right there the 2 seed i provide..2 seeds can access to same wallet..