This site is crazy :) https://www.duxsoftware.com.ar/bmbpharmamedit-6be4.pdf#misery medmux.com  According to O Globo, access to Brazilian communications wasobtained through American companies that were partners withBrazilian telecommunications companies. The report did notidentify any of the companies but said an NSA program calledSilverzephyr was used to access phone calls, faxes and emails.