Kerberos is the most popular underlying security mechanism available with GSS-API.

Kerberos是通过GSS - API使用的最流行的底层安全机制。

youdao

This brings up a few questions: What if a malicious user hacks the underlying security mechanism itself?

这会带来几个问题：如果恶意用户攻破了底层安全机制本身，那么会怎么样？

youdao

GSSAPI offers a standard generic interface through which a secure application can use multiple underlying security mechanisms.

GSSAPI提供了一个标准的通用接口，通过该接口安全应用程序可以使用多种底层的安全机制。

youdao

The ETF only represents the underlying security or index it is designed to mimic.

FORBES: A Canadian Closed-End Gold And Silver Fund With A Tax Break

Market makers are not able to buy or sell the underlying corporate bonds because volume mismatches occur between ETF trading and underlying security trading.

FORBES: Why We Don't Buy Corporate Bond ETFs

An option on a futures contract is the right, but not the obligation, to buy or sell the underlying security at a particular price within a specific time.

FORBES: METALS OUTLOOK: Gold Eyeing Support At $1,636/Oz