Cannot Get Through

Riddle: What force and strength cannot get through, I with a gentle touch can do. And many in the street would stand, were I not a friend at hand. What am I?

Answer: I am a Key.

Source: https://www.riddles.com/index.php/583

What force and strength cannot get through, I with a gentle touch can do. And many in the street would stand, were I not a friend at hand.
What am I? — Cannot get through by Anonymous v1.

Riddle: What force and strength cannot get through, I with a gentle touch can do. And many in the street would stand, were I not a friend at hand.
What am I? Answer: I am a Key. — by Anonymous v2.