confidential
adjective:intended to be kept secret or private; not to be disclosed to others
The contents of the letter are strictly confidential.
adjective:entrusted with private or restricted information
She is a confidential secretary to the CEO.
adjective:intended to be kept secret or private; not to be disclosed to others
The contents of the letter are strictly confidential.
adjective:entrusted with private or restricted information
She is a confidential secretary to the CEO.