Wyo. Stat. § 34.1-9-341: Bank's rights and duties with respect to deposit account.

(a) Except as otherwise provided in section 34.1-9-340(c), and unless the bank otherwise agrees in an authenticated record, a bank's rights and duties with respect to a deposit account maintained with the bank are not terminated, suspended or modified by:

(i) The creation, attachment or perfection of a security interest in the deposit account;

(ii) The bank's knowledge of the security interest; or

(iii) The bank's receipt of instructions from the secured party.