seal of secrecy

See: censorship
Mentioned in ?
References in classic literature ?
He had told her how flirtatious he was and had amused her often with the narration of some adventure which Griffiths under the seal of secrecy had imparted to him.
Moreover, the confessional, with its seal of secrecy, further enabled the abuse by providing a context for expiation of this sin.
She then broke the seal of secrecy that shrouded the eventual breaking of the code.
Although the seal of secrecy is as much an obstacle to the modern researcher as it was to the archbishop, de Boer approaches the problem in four ways.