"Secure crypto, secure passwords, secure messaging, secure e-mail, secure browsing—we see “secure something” everywhere, but no one defines this term. On closer inspection, “secure” even becomes a catchword most of the time. We discuss different examples in this article." (ib., 2019-07-18) Published: Sep 2, 2018 · Last update: Jun 4, 2019
Security depends on your threat model and your use cases, not on blanket statements of "experts". --- @infosec-handbook.eu, 2019-06-04, https://mastodon.at/users/infosechandbook/statuses/102214296427580511
"SUID program that reduces the risk of security breaches by restricting the running environment of untrusted applications using Linux namespaces and seccomp-bpf. It allows a process and all its descendants to have their own private view of the globally shared kernel resources, such as the network stack, process table, mount table." (ib., 2019-07-16)
Cf. https://wiki.archlinux.org/index.php/Firejail
... and WhatsApp and Instagram
Free, open source tools to preserve privacy
"Send files through a safe, private, and encrypted link that automatically expires to ensure your stuff does not remain online forever." (ib., 2019-03-10)