" Crypto" refers to the various encryption algorithms and cryptographic techniques that safeguard these entries, such as elliptical curve encryption, public-private key pairs, and hashing functions.

“加密”指的是各种加密算法和加密技术，保护这些记录的安全性，如椭圆曲线加密、公私钥对和哈希函数。

SSH keys just use public key encryption to create a pair of SSH keys, a public key and a private key, and then you can give the server the public part of the key.

SSH 密钥只需使用公钥加密来创建一对 SSH 密钥，即公钥和私钥，然后您可以将密钥的公共部分提供给服务器。