These are must-read and very relevant: https://cr.yp.to/export.html https://cr.yp.to/export.html, https://www.eff.org/cases/bernstein-v-us-dept-justice https://

These are must-read and very relevant: https://cr.yp.to/export.html https://cr.yp.to/export.html, https://www.eff.org/cases/bernstein-v-us-dept-justice https://www.eff.org/cases/bernstein-v-us-dept-justice, https://www.eff.org/deeplinks/2015/04/remembering-case-established-code-speech https://www.eff.org/deeplinks/2015/04/remembering-case-estab... Cryptographic software is protected under the 1st amendment.