For starters, the couple could have used stress-tested PGP (Pretty Good Privacy) for point-to-point encrypted email which involves installing a separate piece of client software and the exchanging of public keys.
Their main fear is the ease with which police would be able to gain access to the public keys lodged with Trusted Third Parties, posing a threat to privacy and individual liberties.
The Confederation of British Industry has said it is concerned about the licensing scheme being proposed, where Trusted Third Parties will handle digital signatures and hold the public keys that can unlock encrypted communications.
Fortunately, NHTSA says increased use of parts marking, anti-theft devices and technology like coded keys, along with heighted public awareness and improved law enforcement have helped reduce this number steadily since 2001, with vehicle thefts now at their lowest rate since 1967.
Permission for the extra keys to be added to the public key was supposed to rest with the owner of the corresponding private key.
However Mr Senderek has now found that additional keys can be added to a public key without the permission of the holder of the private key.
In 1997 PGP was extended so that other keys could be added to the public key allowing more than one person to read the message it was protecting.
Residents have been given keys along with the emergency services and public utilities.
BBC: NEWS | UK | Wales | North East Wales | 'Alleygates' tackle estate crime
"We remain concerned about proposals pending in several countries that would give public agencies greater power to demand access to encrypted keys or plain text, " David Sobel, EPIC general counsel, said Monday in a phone interview.
Mr. Heins unveiled the new phones for the public Wednesday and added a surprise dash of glamour when he introduced singer Alicia Keys as RIM's new global creative director.
In addition, a set of keys dropped at the scene were traced to an apartment in a Queens public-housing project where Mr. Thomas appears to live, the official said.
But if you remember the three keys here, you will be well on your way to being a master public speaker.
Much later, at the same time as wanting to learn more about all this public space, to have a geographic and practical knowledge - that is by getting hold of maps and keys to use the tunnels - we realized this really was the ideal location for numerous projects.
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