Anonymity might seem to be carrying a negative aspect on the society although there are some instances where anonymity bears a positive aspect on the society. The anonymous whistleblowers through their anonymity has been offering all sorts of benefits to the society by obtaining and providing information about the illegal activities like the corruption within the government agencies FBI of CIA or price-fixing scandals.

CIA
Secure, anonymous, untraceable—traits ever-present in CIA’s intelligence collection mission—and the same is true for our onion site, which is now available over the Tor network at:
Link: http://ciadotgov4sjwlzihbbgxnqg3xiyrg7so2r2o3lt5wz5ypk4sxyjstad.onion/

NCIDE
The FBI's Northern California Illicit Digital Economy Task Force .onion website on the Tor Network. The Sacramento-based NCIDE task force (composed of Homeland Security Investigations, the United States Postal Inspection Service, the Federal Bureau of Investigation, the Drug Enforcement Administration, and the Internal Revenue Service-Criminal Investigation) investigates violations of U.S. law involving cryptocurrencies and dark web marketplaces in the greater Northern California area and beyond.
Link: http://ncidetfs7banpz2d7vpndev5somwoki5vwdpfty2k7javniujekit6ad.onion/

AfriLeaks
allows you to leak confidential documents of public interest. We've designed the system to help you share these materials while protecting your own identity, making it very hard to identify you as the source of the leak.
Link: http://f3mryj3e2uw2zrv3zv6up6maqosgzn27frz7xodvpl7pkestoyigtkad.onion/#/

Whistleblower Aid
Nonprofit law firm representing whistleblowers from federal government and private companies.English USA business civil liberties corruption crime environment government human rights  inequality law enforcement national security
Link: http://kogbxf4ysay2qzozmg7ar45ijqmj2vxrwqa4upzqq2i7sqj7wv7wcdqd.onion

SVR
The SVR, Russia’s main intelligence service, has deployed a system similar to the SecureDrop whistleblowing platform to allow Russians living abroad to safely send anonymous tips via the Tor network about national security threats
Link: http://svrgovru24yd42e6mmrnohzs37hb35yqeulvmvkc76e3drb75gs4qrid.onion/auth/login

SecureDrop
is an anonymity tool for journalists and whistleblowers. As a source, you can use our SecureDrop installation to anonymously submit documents to our organization. Our lawyers use SecureDrop to receive source materials and securely communicate with anonymous contacts.
Link: http://xjc4s5z26i2z5tzjzj3w6jwzuomedzsahq4tccktwdcs6fldt4ojznqd.onion/