In Hepting v. AT&T, EFF sued the telecommunications giant on behalf of its customers for violating privacy law by collaborating with the NSA in the massive, illegal program to wiretap and data-mine Americans’ communications.
Evidence in the case included undisputed evidence provided by former AT&T telecommunications technician...

EFF, together with our friends DuckDuckGo and the Internet Archive, filed an amicus brief urging the Ninth Circuit Court of Appeals to reject LinkedIn’s request to transform the CFAA from a law meant to target serious computer break-ins into a tool for enforcing its computer use policies.
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In May 2011, EFF partnered with the ACLU and the ACLU of Vermont to urge the Vermont Supreme Court to authorize courts to impose limitations on the police's ability to search computers and other forms of electronic evidence.
In connection with an investigation into identity theft, Vermont investigators applied...

In re Bilski (captioned Bilski v. Kappos at the Supreme Court) is an appellate court case dealing with the patentability of business method patents.
By way of background Bernard Bilski and Rand Warsaw applied for a patent on methods for hedging risks for commodities trading. The Patent Office rejected...

This is the second of three active EFF legal challenges to the FBI's NSL authority. Links to the related NSL cases are here and here.
Since the first national security letter (NSL) statute was passed in 1986, the FBI has issued hundreds of thousands of such letters...

When the U.S. Attorney's Office in San Francisco applied for an order to obtain historical cell site records, federal magistrate Judge Nathanael Cousins wondered why the government did not believe it needed to apply for a search warrant to get this detailed location information of which cell phone towers a...

EFF supported Microsoft's challenge to a search warrant ordering it to disclose the contents of email stored in Dublin, Ireland.In December 2013, the federal government applied for a search warrant to obtain the contents of emails and other details from a user account hosted by Microsoft. While the non-content records...

This is the first of three EFF legal challenges to the FBI's NSL authority. Links to the related NSL cases are here and here.
Since the first national security letter (NSL) statute was passed in 1986, the FBI has issued hundreds of thousands of such letters seeking...

Dajaz1.com, a website dedicated to hip hop music and culture, was seized by the Immigrations and Customs Enforcement (ICE) division of the Department of Homeland Security over the 2010 Thanksgiving weekend. For over a year, visitors could not get access to any content on the blog. However, as was widely...

No. 07-6346-CW (N.D. Cal)
FBI Withdraws Unconstitutional NSL Served on the Internet Archive In December 2007 the Internet Archive along with its counsel the American Civil Liberties Union (ACLU) and Electronic Frontier Foundation (EFF) filed a lawsuit challenging a national security letter issued to the Archive....

After a challenge by the Internet Archive and EFF, Washington state officials dropped their defense of a law aimed at combatting online sex trafficking ads by targeting Internet service providers. SB 6251 was a vague and overbroad statute that threatened to impose felony liability not only on those directly engaged...

IP-Watch, a non-profit independent news site, is suing the United States Trade Representative to compel disclosure of documents under the Freedom Of Information Act. IP-Watch is represented by Yale Law School's Media Freedom and Information Access Clinic.

In Jewel v. NSA, EFF sued the NSA and other government agencies on behalf of AT&T customers to stop the illegal, unconstitutional, and ongoing dragnet surveillance of their communications and communications records using AT&T’s facilities. At issue in the case were three governmental programs: the mass telephone records...

EFF and the American Civil Liberties Union (ACLU) of the National Capital Area asked a Washington D.C. court to dismiss claims against a nonprofit watchdog organization and its operators arguing that federal law and the First Amendment protect them from liability in a defamation lawsuit.
In articles printed in...

Junger sought an injunction against the enforcement of provisions of the International Traffic in Arms Regulations that require him to get the permission of the State Department's Office of Defense Trade Controls (the "ODTC") before he can communicate information about cryptographic software to foreign persons "whether in the United States...

Online news publisher Respublika asked a federal judge in New York to clarify that officials in Kazakhstan can’t use a U.S. court order in a battle over leaked emails to censor news stories that are critical of the Kazakhstan government. EFF is representing Respublika, a longtime target of Kazakhstan intimidation...

An American citizen living in Maryland has sued the Ethiopian government for infecting his computer with secret spyware, wiretapping his private Skype calls, and monitoring his entire family’s every use of the computer for a period of months. EFF is representing the plaintiff in this case, who has asked the...