I would interpret the metaphor "iron handshake" to mean that someone shakes hands with a particularly strong grip.
a handshake
The Handshake was created in 2007.
there is not an official ffa handshake
The 'sign of peace' is not held at the beginning of Mass but immediately before communion. The sign may be a handshake, a hug or even a kiss if the two are family members.
If the password/handshake are secret to give it on here would mean it is no longer secret, so the answer can not be given.
she likes you, or wanted a hug. depends on your realitionship,
The Guatemalan Handshake was created in 2006.
handshake are a informal greeting used by everyone.
A taco handshake is the act of female masturbation.
Just a handshake stating that he and Blaze were friends.
Sweaty Handshake was created in 1995-01.