Library of Congress Legal changes — 20250401_rev01

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The community of security researchers plays an important and vital role in information technology (IT) security. The Library of Congress welcomes reports from security researchers, and encourages researchers to report any vulnerabilities they discover in Library web applications as soon as possible. [This page](https://loc.gov/legal/vulnerability-disclosure-program/) provides a set of public rules and guidelines for researchers to report potential vulnerabilities in the Library's public-facing websites and how the Library will work with a researcher after a vulnerability has been validated.

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## About Copyright and the Collections

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As a publicly supported institution, we generally do not own the rights to materials in our collections. You should determine for yourself whether or not an item is protected by copyright or in the public domain, and then satisfy any copyright or use restrictions when publishing or distributing materials from our collections. Transmission or reproduction of protected items beyond what is allowed by fair use or other exemptions requires written permission from the copyright holder.

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If you have more information about material on our websites or are able to provide specific, additional information about the copyright status of a particular item in our collection, please contact us at [https://ask.loc.gov/](https://ask.loc.gov/) or at the address listed in the "About this Collection" entry for the item. If you are the copyright holder and believe our websites have not properly attributed your work or have used it without permission, please contact [ogc@loc.gov](mailto:ogc@loc.gov) with your contact information and a link to the relevant content.

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If you have more information about material on our websites or are able to provide specific, additional information about the copyright status of a particular item in our collection, please contact us at [https://ask.loc.gov/](https://ask.loc.gov/) or at the address listed in the "About this Collection" entry for the item. If you are the copyright holder and believe our websites have not properly attributed your work or have used it without permission, please contact [Legal@loc.gov](mailto:legal@loc.gov) with your contact information and a link to the relevant content.

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[More on copyright](https://loc.gov/legal/understanding-copyright/)

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## Privacy Policy

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Protecting our patrons' personal information is important. We collect, use, and share information obtained from online visitors only in the following ways:

Legal

Full text changes — 20210101_rev01 to 20250401_rev01