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John Lemke

Snowden Keeps Outwitting U.S. Spies - The Daily Beast - 0 views

  • First, it assumes that Snowden’s master file includes data from every network he ever scanned. Second, it assumes that this file is already in or will end up in the hands of America’s adversaries. If these assumptions turn out to be true, then the alarm raised in the last week will be warranted. The key word here is “if.”
    • John Lemke
       
      The two asumptions
  • One U.S. intelligence official briefed on the report said the DIA concluded that Snowden visited classified facilities outside the NSA station where he worked in Hawaii while he was downloading the documents he would eventually leak to journalists Glenn Greenwald and Barton Gellman. On Tuesday, Clapper himself estimated that less than 10 percent of the documents Snowden took were from the NSA.
    • John Lemke
       
      Seems not many of the documents were actually NSA documents.
  • assume
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  • DIA director Gen. Michael Flynn put it this way on Tuesday in testimony before the House Permanent Select Committee on Intelligence: “We
  • that Snowden, everything that he touched, we assume that he took, stole.”
  • The U.S. intelligence official briefed on the report said the DIA was able to retrace the steps Snowden took inside the military’s classified systems to find every site where he rummaged around. “Snowden had a very limited amount of time before he would be detected when he did this, so we
  • assume
  • he zipped up the files and left,” this official said.
  • Bruce Schneier, a cybersecurity expert and cryptographer who Greenwald has consulted on the Snowden archive, said it was prudent to
  • assume
  • that lest some of Snowden’s documents could wind up in the hands of a foreign government.
  • In June, Greenwald told the Daily Beast that he did not know whether or not Snowden had additional documents beyond the ones he gave him. “I believe he does. He was clear he did not want to give to journalists things he did not think should be published.”
    • John Lemke
       
      He is not willing to release stuff he felt that journalist should not publish...
  • Snowden, however, has implied that he does not have control over the files he took. “No intelligence service—not even our own—has the capacity to compromise the secrets I continue to protect,” he wrote in July in a letter to former New Hampshire Republican senator Gordon Humphrey. “While it has not been reported in the media, one of my specializations was to teach our people at DIA how to keep such information from being compromised even in the highest threat counter-intelligence environments (i.e. China). You may rest easy knowing I cannot be coerced into revealing that information, even under torture.”
John Lemke

Surprise: ASCAP and Music Labels Colluded To Screw Pandora | Techdirt - 0 views

  • A key part of this was that the major labels, key members of ASCAP, suddenly started "dropping out" of ASCAP in order to do licensing directly. At first we thought this was a sign of how the labels might be realizing that ASCAP was obsolete and out of touch, but it has since become clear that these "removals" were all something of a scam to force Pandora into higher rates.
  • What happened was that ASCAP and Pandora had first negotiated a higher rate than Pandora had agreed to in the past -- reaching a handshake agreement. However, before that agreement could be finalized, these labels started "withdrawing" from ASCAP in order to negotiate directly. As part of that, both ASCAP and the labels refused to tell Pandora which songs had been withdrawn, meaning that if Pandora accidentally played one of the withdrawn songs (again, without knowing which songs were withdrawn),
  • Your Honor, by the time Pandora asked for this information on November 1st, both ASCAP and Mr. Brodsky [Sony Executive VP] had in their possession this very list. The deposition testimony from ASCAP was that this list as is could have been delivered to Pandora within 24 hours were it only to get the go-ahead from Sony to do so. ASCAP never received the go-ahead. We cited much of the internal back-and-forth on this in our briefs... My favorite is the following exchange between Mr. DeFilippis and Mr. Reimer of ASCAP on December 19th, 2013, PX 193. You see the question being asked by Mr. DeFilippis: why didn't Sony provide the list to Pandora? Mr. Reimer's response: Ask me tomorrow. Mr. DeFilippis: Right. With drink in hand. And the inference here is just incredible. This data was sitting there, your Honor, and nobody was willing to give it to Pandora.
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  • There's a lot more in there, but it seems abundantly clear that these labels "withdrawing" from ASCAP had nothing to do with competition or market rates. It appears that it had little to do with even withdrawing from ASCAP. Instead, it seems to have been designed from the start to basically screw over Pandora, in what certainly smells an awful lot like collusion, by forcing Pandora to pay exorbitant rates or suddenly face a massive copyright liability because no one would tell them what songs were being "withdrawn" from an existing licensing agreement.
John Lemke

File-Sharing Boosts Creation of New Hit Music, Research Finds | TorrentFreak - 0 views

  • It is clear that file-sharing encourages the distribution of existing music, and in a paper titled “A Case Study of File Sharing and Music Output” the professor examines what the connection is between music piracy and the creation of new music.
  • The paper provides empirical evidence that file sharing did not reduce the creation of new hit songs. Instead, more new music entered the hit charts, an effect that’s driven by existing artists.
  • The data shows that the output from existing artists increased, while new artists appeared less frequently in the hit charts. However, since the new material from existing artists was greater than the loss from new artists, the “creation” of new music increased overall.
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  • “Specifically, the [result] suggests that the 58.92 percent decline in record sales would be associated with a net increase of 20.6 new songs in the study’s sample annually, all else constant,” Professor Lunney writes.
John Lemke

2 million Facebook, Gmail and Twitter passwords stolen in massive hack - Dec. 4, 2013 - 0 views

  • The massive data breach was a result of keylogging software maliciously installed on an untold number of computers around the world,
  • The virus was capturing log-in credentials for key websites over the past month and sending those usernames and passwords to a server controlled by the hackers.
  • Of all the compromised services, Miller said he is most concerned with ADP. Those log-ins are typically used by payroll personnel who manage workers' paychecks. Any information they see could be viewed by hackers until passwords are reset.
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  • But in a statement, ADP said that, "To [its] knowledge, none of ADP's clients has been adversely affected by the compromised credentials."
John Lemke

Some NSA Officials Favor Giving Snowden Limited Amnesty For All The Wrong Reasons | Tec... - 0 views

  • JOHN MILLER: He's already said, "If I got amnesty, I would come back." Given the potential damage to national security, what would your thought on making a deal be? RICK LEDGETT: So, my personal view is, yes, it's worth having a conversation about. I would need assurances that the remainder of the data could be secured, and my bar for those assurances would be very high. It would be more than just an assertion on his part.
  • those documents have been spread out to a number of third parties already.
  • The reason for granting amnesty is as a recognition that Snowden was, in fact, a whistleblower
John Lemke

Officials Say U.S. May Never Know Extent of Snowden's Leaks - NYTimes.com - 0 views

  • “They’ve spent hundreds and hundreds of man-hours trying to reconstruct everything he has gotten, and they still don’t know all of what he took,” a senior administration official said. “I know that seems crazy, but everything with this is crazy.”
  • In recent days, a senior N.S.A. official has told reporters that he believed Mr. Snowden still had access to documents not yet disclosed. The official, Rick Ledgett, who is heading the security agency’s task force examining Mr. Snowden’s leak, said he would consider recommending amnesty for Mr. Snowden in exchange for those documents.
  • “So, my personal view is, yes, it’s worth having a conversation about,” Mr. Ledgett told CBS News. “I would need assurances that the remainder of the data could be secured, and my bar for those assurances would be very high. It would be more than just an assertion on his part.”
John Lemke

Ask Ethan #55: Could a Manned Mission to Mars Abort? - Starts With A Bang! - Medium - 0 views

  • No humans have ever traveled farther away from Earth than the crew of Apollo 13 did, as they circled around the far side of the Moon close to lunar apogee, achieving a maximum distance of 400,171 km above the Earth’s surface on April 15, 1970. But when the first manned spaceflight to another planet occurs, that record will be shattered, and in a mere matter of days.
  • The way we currently reach other worlds with our present technology — or any remote location in the Universe — involves three distinct stages:The initial launch, which overcomes the Earth’s gravitational binding energy and starts our spacecraft off with a reasonably large (on the order of a few km/s) velocity relative to the Earth’s motion around the Sun.On-board course corrections, where very small amounts of thrust accelerate the spacecraft to its optimal trajectory.And gravity assists, where we use the gravitational properties of other planets in orbit around the Sun to change our spacecraft’s velocity, either increasing or decreasing its speed with every encounter.It’s through the combination of these three actions that we can reach any location — if we’re patient and we plan properly — with only our current rocket technology.
    • John Lemke
       
      How we can do it now, if we plan right.
  • The initial launch is a very hard part right now. It takes a tremendous amount of resources to overcome the Earth’s gravitational pull, to accelerate a significant amount of mass to the Earth’s escape velocity, and to raise it all the way up through the Earth’s atmosphere.
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  • The most optimal one for a one-way trip to Mars, for those of you wondering, that minimizes both flight time and the amount of energy needed, involves simply timing your launch right.
    • John Lemke
       
      The cheapest and the fastest. The one way ticket option.
  • When a planet orbits the Sun, there’s a lot of energy in that system, both gravitational energy and kinetic energy. When a third body interacts gravitationally as well, it can either gain some energy by stealing it from the Sun-planet system, or it can lose energy by giving it up to the Sun-planet system. The amount of energy performed by the spacecraft’s thrusters is often only 20% (or less) of the energy either gained-or-lost from the interaction!
    • John Lemke
       
      The transfer of energy involved to change speeds.
John Lemke

Scientists May Have Decoded One of the Secrets to Superconductors | Science | WIRED - 0 views

  • “In the same way that a laser is a hell of a lot more powerful than a light bulb, room-temperature superconductivity would completely change how you transport electricity and enable new ways of using electricity,” said Louis Taillefer, a professor of physics at the University of Sherbrooke in Quebec.
  • ripples of electrons inside the superconductors that are called charge density waves. The fine-grained structure of the waves, reported in two new papers by independent groups of researchers, suggests that they may be driven by the same force as superconductivity. Davis and his colleagues directly visualized the waves in a study posted online in April, corroborating indirect evidence reported in February by a team led by Riccardo Comin, a postdoctoral fellow at the University of Toronto.
  • Taken together, the various findings are at last starting to build a comprehensive picture of the physics behind high-temperature superconductivity. “This is the first time I feel like we’re making real progress,” said Andrea Damascelli, a professor of physics at the University of British Columbia who led two recent studies on charge density waves. “A lot of different observations which have been made over decades did not make sense with each other, and now they do.”
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  • The community remained divided until 2012, when two groups using a technique called resonant X-ray scattering managed to detect charge density waves deep inside cuprates, cementing the importance of the waves. As the groups published their findings in Science and Nature Physics, two new collaborations formed, one led by Damascelli and the other by Ali Yazdani of Princeton University, with plans to characterize the waves even more thoroughly. Finishing in a dead heat, the rival groups’ independent studies appeared together in Science in January 2014. They confirmed that charge density waves are a ubiquitous phenomenon in cuprates and that they strenuously oppose superconductivity, prevailing as the temperature rises.
  • y applying Sachdev’s algorithm to a new round of data, Davis and his group mapped out the structure of the charge density waves, showing that the d-wave distribution of electrons was, indeed, their source.
  • The waves’ structure is particularly suggestive, researchers say, because superconducting pairs of electrons also have a d-wave configuration. It’s as if both arrangements of electrons were cast from the same mold. “Until a few months ago my thought was, OK, you have charge density waves, who cares? What’s the relevance to the high-temperature superconductivity?” Damascelli said. “This tells me these phenomena feed off the same interaction.”
  • In short, antiferromagnetism could generate the d-wave patterns of both superconductivity and its rival, charge density waves.
John Lemke

Stealing Encryption Keys Just by Touching a Laptop - 0 views

  • A team of computer security experts at Tel Aviv University (Israel) has come up with a new potentially much simpler method that lets you steal data from computers — Just Touch it — literally.
  • In order to victimize any computer, all you need to do is wear a special digitizer wristband and touch the exposed part of the system. The wristband will measure all the tiny changes in the ground electrical potential that can reveal even stronger encryption keys, such as a 4,096-bit RSA key.
  • in some cases, you don't even have to touch the system directly with your bare hands. You can intercept encryption keys from attached network and video cables as well. Researchers called it a side-channel attack.
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  • The actual attack can be performed quickly. According to the research, "despite the GHz-scale clock rate of the laptops and numerous noise sources, the full attacks require a few seconds of measurements using medium frequency signals (around 2 MHz), or one hour using low frequency signals (up to 40 kHz)."
John Lemke

Boston Police Used Facial Recognition Software To Grab Photos Of Every Person Attending... - 0 views

  • Ultimately, taking several thousand photos with dozens of surveillance cameras is no greater a violation of privacy than a single photographer taking shots of crowd members. The problem here is the cover-up and the carelessness with which the gathered data was (and is) handled.
  • law enforcement automatically assumes a maximum of secrecy in order to "protect" its investigative techniques
  • The city claims it's not interested in pursuing this sort of surveillance at the moment, finding it to be lacking in "practical value." But it definitely is interested in all the aspects listed above, just not this particular iteration. It also claims it has no policies on hand governing the use of "situational awareness software," but only because it's not currently using any. Anyone want to take bets that the eventual roll out of situational awareness software will be far in advance of any guidance or policies?
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