Questions tagged [security]

Questions about security; as it applies to any vulnerable and valuable asset, such as a person, dwelling, community, nation, or organization.

Security

noun, plural: securities.

  1. freedom from danger, risk, etc.; safety.

  2. freedom from care, anxiety, or doubt; well-founded confidence.

  3. something that secures or makes safe; protection; defense.

  4. freedom from financial cares or from want. "The insurance policy gave the family security."

  5. precautions taken to guard against crime, attack, sabotage, espionage, etc. "claims that security was lax at the embassy; the importance of computer security to prevent hackers from gaining access."

  6. a department or organization responsible for protection or safety. "He called security when he spotted the intruder."

  7. protection or precautions taken against escape; custody. "The dangerous criminal was placed under maximum security."

  8. an assurance; guarantee.

  9. Law.
    a. something given or deposited as surety for the fulfillment of a promise or an obligation, the payment of a debt, etc.
    b. one who becomes surety for another.

  10. an evidence of debt or of property, as a bond or a certificate of stock.

  11. Usually, securities. stocks and bonds.

  12. Archaic. overconfidence; cockiness.

adjective

  1. of, relating to, or serving as security. "The company has instituted stricter security measures."
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Are contactless payment cards/phones insecure?

I've heard claims that contactless cards and NFC is no less secure than chip and PIN as indicated below. According to Barclays: All our new Contactless debit cards include the latest advanced security features required by the payment card …
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Has Telegram decrypted user messages and provided them to a gov agency?

Background: Telegram is a secured messaging app, similar to many others (WhatsApp, Signal, ...). It emphasizes its security features and has become (like a few others) a way for people to exchange messages in a secured way. "People" can be good or…
WoJ
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Did Russian hackers obtain billions of passwords?

Many news outlets seem to be reporting this story (NY Times article) about Russian hackers allegedly acquiring billions of usernames and passwords. A Russian crime ring has amassed the largest known collection of stolen Internet credentials,…
Stephan B
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Do US agents intercept and install spyware on new computers ordered by persons of interest?

In a Fox news article entitled "German magazine claims NSA hacking unit uses powerful methods to obtain data", a magazine article in Der Spiegel is cited as claiming, among other things: ...if the NSA tracked a target ordering a new computer or…
Paul
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Do BT routers secretly connect to a NSA/GHCQ network?

Today I was pointed at this document which claims, among other things, that the secret agencies perform man-in-the-middle attacks by using a second network connection established by the home router. BT routers in particular. Now I know: there were…
kutschkem
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Fooling a commercial security door using printed scan of a fingerprint

According to wikipedia,the popular program called MythBusters were able to fool a security door with a printed scan of a fingerprint ^ "Crimes and Myth-Demeanors 1". Mythbusters. episode 16. season 4. Yes. July 12, 2006. The Discovery…
Gandalf
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Did Sean Spicer tweet a password twice in two days?

This article came up in my news feed and I immediately called shenanigans on it: White House Press Secretary, Sean Spicer Just Tweeted Something That Looks an Awful Lot Like a Password Recently, Sean Spicer has been the butt of internet jokes,…
Coomie
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Can you use a computer's CPU's electrical noise to extract an encryption key?

This 2015 Wired article claims it is possible to use a remote device to determine a key used during decryption by sampling the radio emissions from the processor at 100kHz They also claim that by: tricking the target into decrypting a carefully…
Akash
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Did Apple help the Chinese government unlock thousands of iPhones?

The BBC and Ars Technica, amongst other sources, have reported regarding the FBI's latest filing in the FBI vs. Apple case regarding government-mandated unlocking of the phone owned by the San Bernadino terrorist. The US Government's reply to Apple…
March Ho
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Do airliners use single physical network for both avionics and passenger wifi access?

BBC reports (emphasis mine): Planes including the Boeing 787 Dreamliner and the Airbus 350 and A380 have a single network that is used by both pilots to fly the plane and by passengers for their wi-fi connections. Do these airlines actually…
vartec
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Can governments destroy the value of Bitcoin, if they wanted to?

Note that this is a question about Bitcoin that is separate from my other question, which had asked whether Bitcoin is a pyramid scheme. Jamie Dimon, the CEO of JP Morgan, claims that the governments from around the world can -- and will -- crush…
D.Hutchinson
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Is there any evidence that laptops in airplanes might be used for terrorist attack?

For some airports in the Middle East passengers are not allowed to bring electronic devices bigger than smartphones into the cabins. According to some news pages (e.g. this article) this ban should be extended to European airports within the next…
NashVio
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Is the NSA installing surveillance codes in iPhones by calling Sprint customers?

I've got a iPhone 6s on the EE network. Today I got a SMS from +44 865 6696 which had the content "Message not found". If I put the number into a t9 predictive text emulator, it spells "Unknown" I've found a source on InfoWars that suggest it's…
ʰᵈˑ
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Do informed, alert communities increase national safety?

The US Department of Homeland Security has created the If You See Something, Say Something national campaign with the claim that "It Takes a Community to Protect a Community" and "Informed, alert communities play a critical role in keeping our…
StrongBad
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Is the cause for the Berkeley Boom "unknown"?

Articles about the unsolved mystery of the "Berkeley Boom" claim that the loud noises that can be heard throughout Berkeley, California, and in neighbouring cities, might be caused by fireworks, cops, oil companies, nuclear testing, car engines,…
MicroMachine
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