The SIDtoday Files

An NSA analyst who wrote an intelligence report on Poland selling helicopters to Nicaragua recounts how the information was leaked by the Reagan administration.

Highlights from 2004 editions of the internal NSA newsletter SIDtoday also show NSA support of the FBI and OPSEC slip-ups by NSA employees.

The NSA spies on NGOs to help the U.S. dig up information on how targets respond to disease and weapons of mass destruction.

The Intercept is releasing a batch of articles from the NSA's internal news website, SIDtoday, for the second time. Here is a look at the most interesting revelations.

We’ve begun to release large batches of Snowden documents to the public — and to open the archive to greater access by foreign and U.S. journalists.

The files, from Snowden, show the NSA worked daily with the CIA and military on interrogations at Guantánamo and supported renditions.

We combed through more than 160 internal NSA documents and found disclosures about interrogations at Guantánamo, the Iraq War, satellite-communications monitoring, the challenges of spying on the internet, and much more.

An internal website was surprisingly forthcoming about NSA activities.

A team of Intercept staffers subjected the documents to a careful process of research, editorial evaluation, legal review, reporting, redaction, and digital processing. Here are the details.