Here are the relevant sections of the Central Bank Act
Section 33 AK
1 (b) A person to whom this subsection applies shall not disclose confidential information concerning—
(i) the business of any person or body whether corporate or incorporate that has come to the person’s knowledge through the person’s office or employment with the Bank, or
(ii) any matter arising in connection with the performance of the functions of the Bank or the exercise of its powers, if such disclosure is prohibited by the Rome Treaty, the ESCB Statute or the Supervisory Directives.
(5) Subject to subsection (1)(b), the Bank may disclose confidential information—
(b) with the consent of the person to whom the information relates and, if the information was obtained from another person, that other person, or
(af) if the Bank is satisfied that the disclosure is necessary to protect consumers of relevant financial services or to safeguard the interests of the Bank, or
Take for example the Central Bank's discussions with AIB on the prevailing rate issue.
Let's say that the Central Bank disagrees with AIB's approach.
It could seek AIB's permission to publish its disagreement.
If AIB refuses such permission, it could invoke section (af) that it is necessary to protect consumers