Bip39 History One particular example of manually making entropy can be flipping a coin. But when an attacker will give you a coin that's weighted marginally in favor of heads, your Original source of entropy will have been corrupted. Do not consider photos: Keep away from using photographs or screenshots https://1001bookmarks.com/story18416886/bip39-android-the-5-second-trick-for-bip39-word-list