How to create simple encrypted remote backups #administration #linux #security https://yahe.sh/how-to-create-simple-encrypted-remote-backups/
Endlich mal dazu gekommen, auf Mastodon 3.3.0 upzudaten. #nt
Cryptographic Vulnerabilities within the Nextcloud Server Side Encryption #nextcloud #owncloud #cryptography #vulnerabilities https://yahe.sh/cryptographic-vulnerabilities-within-the-nextcloud-server-side-encryption/
I did a thing there... #nextcloud #owncloud #cryptography #vulnerabilities https://eprint.iacr.org/2020/1439
Nextcloud: Improper integrity protection of server-side encryption keys (CVE-2020-8259) https://nextcloud.com/security/advisory/?id=NC-SA-2020-041
Nextcloud: Improper confidentiality protection of server-side encryption keys (CVE-2020-8152) https://nextcloud.com/security/advisory/?id=NC-SA-2020-040
Nextcloud: Downgrade encryption scheme and break integrity through known-plaintext attack (CVE-2020-8150) https://nextcloud.com/security/advisory/?id=NC-SA-2020-039
Nextcloud: Message Authentication Codes calculated by the Default Encryption Module allow an attacker to silently overwrite blocks in a file (CVE-2020-8133) https://nextcloud.com/security/advisory/?id=NC-SA-2020-038
TIL: Wenn ich meine alten Toots bei Mastodon ausmiste, muss ich von alt nach neu löschen, damit mir #Twastosync keine alten Toots nach Twitter spült. 😅
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