Electronic vote machine technician configuring Brazilian voting machine

Technician configures Brazilian electronic voting machine for elections, ensuring security and accuracy.

About this subject

The Brazilian electronic voting machine, known as 'urna eletrônica', has been used since 1996 to record votes securely and efficiently. The current model, developed by the Superior Electoral Court (TSE), weighs about 4 kg and features a numeric keypad, LCD screen, and a printer for the voter receipt. Before elections, specialized technicians configure and test each machine following strict security protocols, including physical seals and data encryption. Brazil was a pioneer in adopting electronic voting on a large scale, with over 500,000 machines used nationwide. The technology drastically reduced fraud and counting errors, though debates persist about the need for an auditable paper trail. Configuration involves inserting memory cards with candidate lists and verifying software integrity through digital signatures. The machine operates without internet connectivity to prevent cyberattacks. In 2022, the TSE implemented printed voting receipts as an extra guarantee, but the feature was suspended by a court ruling. The system's reliability is attested by public security tests conducted before each election.

Frequently Asked Questions

How does the electronic voting machine ensure vote security?

The machine has no internet connection, uses encryption and physical seals. The software is digitally signed and undergoes public security tests.

What happens if the machine fails during voting?

There are contingency machines and emergency plans. The machine stores votes on a memory card, which can be recovered even in case of power failure.

Since when has the electronic voting machine been used in Brazil?

The machine was introduced in 1996 and used nationwide from 2000. Since then, over 100 million voters have cast ballots electronically.