Collection by various kinds of cameras and electronic intercepts suffers from problems not entirely dissimilar.
Investigations by Britain's domestic security service, MI5, can include undercover surveillance, phone tapping and communications intercepts.
Uprooted and on the move, they are more vulnerable to intelligence intercepts and Predator strikes.
That stops a thief who intercepts a key and tries to use it in a fraudulent transaction.
If the user account of "tivo" logs in and requests a file, the plugin intercepts the request.
ENGADGET: HOW-TO: Enable web based viewing and remote control over your TiVo
Italy has drawn criticism for handing over to Libya migrants it intercepts at sea, without screening them first.
Such limitations would appear to be consistent with limitations the legislature has placed on electronic intercepts of communications.
"Emergency" 72-hour intercepts require sign-offs by NSA lawyers and pre-approval by the attorney general before surveillance can be initiated.
Arrow 3 detects an incoming missile, intercepts it and destroys it with a second missile above the earth's atmosphere.
If Eve taps into the line and intercepts the key, she disturbs the photons when she measures their polarisation.
ECONOMIST: Secure cryptography is only as safe as its weakest link
Now, MDA, the Missile Defense Agency, likes to say that it has had some success in hit to kill intercepts.
The good news is that market research is no longer limited to focus groups, mall intercepts, and phone call surveys.
Remote drones likely rely on sources that may be questionable such as video and cell phone intercepts to identify a target.
And the law allows warrantless intercepts for 15 days after an attack.
Intercepts could also have helped the detectives carry out more effective interrogations.
Battlefield signal intercepts in time of war are the stock-in-trade of the National Security Agency and, indeed, of military intelligence more generally.
In other words, the Missile Defense Agency has pointed to, I think, 26 for 34 in terms of successful hit to kill intercepts.
The report also confirmed that the PSP was not limited to the electronic intercepts, referring repeatedly to "other intelligence activities" that remain classified.
CNN: Bush-era wiretap program had limited results, report finds
Now, whether or not that's the case with the NSA program depends entirely on what the facts of the intercepts of the communications are.
Given the nature of this particular war and of modern telecommunications, such monitoring had to include some individuals and selected intercepts in this country.
When Eve intercepts these tweaked photons, she can gather information on them while keeping the error rate she introduces just below a tolerable level.
ECONOMIST: Secure cryptography is only as safe as its weakest link
Connecticut Democrat Christopher Dodd says the chief outstanding request is for 10 intelligence intercepts that Bolton requested in his arms control post at the State Department.
As the company looks to record more high-grade intercepts at Monster Lake through drilling, feasibility work on putting a number on the resources the project holds.
The court was also expected to rule on the admissibility of the captain's phone intercepts at the police station following his detention right after the shipwreck.
America intercepts fleeing Haitians and Cubans at sea and returns them (although Cubans who make it to Florida generally get permission to stay, as political refugees).
Some experts reckon the law on intercepts would not make listening to someone's messages after that person had heard them an offence, distasteful as it might seem.
The malware intercepts websites visited by the web browser, redirecting the users from the site they had chosen to visit to servers under the control of the cybercriminals.
The president and chief executive officer of TomaGold, David Grondin, believes these intercepts will allow the company to explore the project more at-depth and find more consistent grades.
If Eve intercepts Bob's pulses and changes the separation between them, she can trick Alice into sending photons that have slightly different polarisations from those that were intended.
ECONOMIST: Secure cryptography is only as safe as its weakest link
The United States has made clear it cannot help train the Malian army until a legitimately elected government is in place, but it will provide satellite intelligence and intercepts.
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