FBI Executive Assistant Director for Science and Technology Amy Hess (from left) testifies on encryption Tuesday before a House panel, alongside the New York City Police Department's Thomas Galati and Indiana State Police Office Capt. Charles Cohen. Manuel Balce Ceneta/AP hide caption

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The official FBI seal is seen on an iPhone camera screen outside the agency's headquarters. With help from a third party, the FBI managed to unlock the iPhone used by one of San Bernardino shooters. Chip Somodevilla/Getty Images hide caption

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The Next Apple-FBI Question: Who Can Know How The iPhone Was Hacked?
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Senate Intelligence Committee Vice Chairman Dianne Feinstein, D-Calif., and Chairman Richard Burr, R-N.C., have introduced encryption legislation. Alex Brandon/AP hide caption

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The Next Encryption Battleground: Congress
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The anonymous Web surfing system Tor is run by volunteers — and sometimes they get caught between the police and criminal suspects. Daniel Acker/Bloomberg via Getty Images hide caption

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When A Dark Web Volunteer Gets Raided By The Police
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Brittney Mills (center) stands with her mother, Barbara (left), and a family friend at her baby shower days before Brittney was killed. Aarti Shahani/NPR; Original photo courtesy of Barbara Mills hide caption

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Mom Asks: Who Will Unlock Murdered Daughter's iPhone?
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A protester supporting Apple in its battle against the FBI holds up an iPhone that reads "No Entry" outside an Apple store in New York on Feb. 23. Bryan Thomas/Getty Images hide caption

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Apple Vs. The FBI: The Unanswered Questions And Unsettled Issues
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A customer tries out a new iPhone at an Apple store in Chicago. The FBI is working with a "third party" to test a method of seeing what's inside the iPhone used by one of the San Bernardino shooters without Apple's help. Kiichiro Sato/AP hide caption

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The 227-year-old law at the center of the Apple-FBI debate has withstood several challenges, including at the Supreme Court. Xinhua News Agency/Getty Images hide caption

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How A Gambling Case Does, And Doesn't, Apply To The iPhone Debate
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Federal Communications Commission Chairman Tom Wheeler has proposed what could become the first privacy regulations for Internet service providers. David Ramos/Getty Images hide caption

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FCC Chair: Proposal Would Let Consumers Determine Value Of Internet Privacy
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The iconic clock tower and library at University of California, Berkeley. The University of California system, especially Berkeley, has a stormy history around free speech and spying by the federal government. John Morgan/Flickr hide caption

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At Calif. Campuses, A Test For Free Speech, Privacy And Cybersecurity
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FBI Director James Comey told a congressional hearing on March 1, that encryption was creating "warrantproof" devices. Jose Luis Magana/AP hide caption

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How A Foiled Robbery Sheds Light On Apple's Clash With The FBI
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A visitor takes photos with her smartphone outside the Supreme Court in 2014, while the judges heard arguments related to warrantless cellphone searches by police. Jose Luis Magana/AP hide caption

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Worcester Polytechnic Institute professor Susan Landau is sworn in alongside Apple General Counsel Bruce Sewell (left) and New York County District Attorney Cyrus Vance at a congressional hearing on encryption on March 1. Samuel Corum/Anadolu Agency/Getty Images hide caption

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Why Digital Security Is An 'Arms Race' Between Firms And The Feds
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From the Apple and FBI dispute in the U.S. to a legal case in Brazil involving the WhatsApp messaging service, U.S. tech companies are finding themselves subject to widely varying laws for cooperating with local police. William Volcov/Brazil Photo Press/LatinContent/Getty Images hide caption

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For U.S. Tech Firms Abroad And Data In The Cloud, Whose Laws Apply?
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Following the example set in Pakistan, the government of Bangladesh is having the mobile operator Grameenphone, which is majority-owned by Telenor, fingerprint SIM card customers. This is an FAQ on the biometric program. Grameenphone hide caption

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After Terrorist Attack, A Phone Company Is Beating Google At Big Data
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New York police officers stand outside an Apple Store on Tuesday while monitoring a pro-encryption demonstration. Julie Jacobson/AP hide caption

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In Fighting FBI, Apple Says Free Speech Rights Mean No Forced Coding
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FBI Director James Comey has said enhanced security on cellphones and other devices blunts the bureau's ability to find terrorists before they strike or to prosecute them if they are caught. Saul Loeb/AFP/Getty Images hide caption

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