What is paid open access?
Gold Open Access
Gold open access means that a scientific article is published in a journal that does not receive subscription fees from readers. Instead, it's the writer who pays a publishing fee (article processing charge, APC) to cover the journal's administrative costs.
What does free and open access mean?
Open access (OA) means free access to information and unrestricted use of electronic resources for everyone. Any kind of digital content can be OA, from texts and data to software, audio, video, and multi-media.
Is it legal to use Sci-Hub?
Authorities are suggesting users stay away from Sci-Hub to ensure their own cybersecurity, as well as that of their institution. They are also reminding users that accessing the site is illegal, as the content is stolen intellectual property.