It is using https://cryptography.io/en/latest/hazmat/primitives/symmetric-encryption/#cryptography.hazmat.primitives.ciphers.modes.CFB https://cryptography.io/e

It is using https://cryptography.io/en/latest/hazmat/primitives/symmetric-encryption/#cryptography.hazmat.primitives.ciphers.modes.CFB https://cryptography.io/en/latest/hazmat/primitives/symmetri... so no aead. And also using this library as it strongly encourages to use something else. Because of footguns like this.