Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!1.eu.feeder.erje.net!weretis.net!feeder4.news.weretis.net!eternal-september.org!feeder.eternal-september.org!mx02.eternal-september.org!.POSTED!not-for-mail From: Slimer Newsgroups: alt.privacy.anon-server,alt.privacy,comp.os.linux.advocacy,alt.comp.os.linux,comp.sys.mac.system Subject: Re: American liberal fear peddlers, "US officials warn of encrypted communications by extremists" Date: Sun, 07 Jun 2015 11:26:06 -0400 Organization: A noiseless patient Spider Lines: 38 Message-ID: References: <8cf406ebded79d41387435aaa9ed7e93@hoi-polloi.org> <20150604.121011.996cb42a@anemone.mooo.com> <5eca792a703b064694684d7653f77020@dizum.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Sun, 7 Jun 2015 15:24:50 +0000 (UTC) Injection-Info: mx02.eternal-september.org; posting-host="00f046f2d890362fd878258c441cec0c"; logging-data="24824"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18kJySlggDw+NoleDGKF3iYQNIrky95HOk=" User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 In-Reply-To: Cancel-Lock: sha1:WUzPVcqmcmwzCWvX/2lkmj9BPrw= Xref: csiph.com comp.os.linux.advocacy:298187 comp.sys.mac.system:76387 On 2015-06-07 10:05 AM, Ezekiel wrote: > "Slimer" wrote in message news:ml1i57$4tt$1@dont-email.me... >> On 2015-06-07 8:17 AM, Anonymous wrote: >> >>> Your public key is public, if you want it to be. How do we need to >>> trust Facebook any more than the key servers or E-mail or a Web >>> page where we might publicly display our public key? >> >> Except that you're not just providing the public key to Facebook. I don't >> see how the encryption would work if the service didn't have access to >> your private key. >> > > It would definitely still work. It's simply the way that asymmetric > encryption is designed to work. > > Anyone and everyone can have your public key. The public key is all that's > needed to encrypt a message. Anyone can see/use the public key and anyone > can encrypt a message with that key. > > It's only the private key that can decrypt a message and only the user has > the private key. > > Public key -> Everyone can see the key and everyone can encrypt the message. > > Private key -> Only the owner has the key and only the owner can decrypt and > see the message. I see, I was sure that the private key was required to encrypt as well. Thanks for the clarification. -- Slimer Encrypt. "Figuring that linux has only 1.5% of any market share as a desktop os, it also implies that the end user is stupid enough to fiddle with an old WWII bomb that didn't go off." - GreyCloud