In the know of synonyms

What is another word for In the know of?

• au courant
• up to date with
• au fait with
• in touch with
• familiar with
• at home with
• acquainted with
• conversant with
• abreast of
• apprised of
• well-informed of
• knowledgeable of
• well versed in
• enlightened of
• clued in on
• wise to
• hip to