On 4 March 2014 14:07, Odinn Cyberguerrilla wrote: > Nothing is safe. > This is true. To rephrase, imagine I gave you an ECC public key , you gave me back a public key of your own devising, then I paid some money to the address resulting from add_pubkeys(,) [1]. Can anyone either: a) Think of a way that Odinn could make an such that they could spend the resulting money without having . b) Opine, somewhat knowledgeably, that this probably wouldn't be an easy thing to do, and they wouldn't be alarmed to see people running software that did this kind of thing. [1] https://github.com/vbuterin/pybitcointools/blob/master/pybitcointools/main.py#L173 -- Edmund Edgar Founder, Social Minds Inc (KK) Twitter: @edmundedgar Linked In: edmundedgar Skype: edmundedgar http://www.socialminds.jp Reality Keys @realitykeys ed@realitykeys.com https://www.realitykeys.com