Exhibit
31.2
 CERTIFICATION
 
 I,
Shin-Yuan Tzou, Chief Financial Officer of BroadVision, Inc., certify
that:
 
 1. I have
reviewed this Annual Report on Form 10-K of BroadVision, Inc.;
 
 2. Based
on my knowledge, this report does not contain any untrue statement of a material
fact or omit to state a material fact necessary to make the statements made, in
light of the circumstances under which such statements were made, not misleading
with respect to the period covered by this report;
 
 3. Based
on my knowledge, the financial statements, and other financial information
included in this report, fairly present in all material respects the financial
condition, results of operations and cash flows of the registrant as of, and
for, the periods presented in this report;
 
 4.
I am responsible for establishing and maintaining disclosure controls and
procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and
internal control over financial reporting (as define in exchange act rules
13a-15(f) and 15d-15(f) for the registrant and have:
 
 (a)
Designed such disclosure controls and procedures, or caused such disclosure
controls and procedures to be designed under our supervision, to ensure that
material information relating to the registrant, including its consolidated
subsidiaries, is made known to us by others within those entities, particularly
during the period in which this report is being prepared;
  (b) Designed
such internal control over the financial reporting, or caused such internal
control to be designed under our supervision, to provide reasonable assurance
regarding the reliability of financial reporting and the preparation of
financial statements for external purposes in accordance with generally accepted
accounting principles;
 
 (c) Evaluated
the effectiveness of the registrant's disclosure controls and procedures and
presented in this report our conclusions about the effectiveness of the
disclosure controls and procedures, as of the end of the period covered by this
report based on such evaluation; and
 
 (d) Disclosed
in this report any change in the registrant's internal control over financial
reporting that occurred during registrant's most recent fiscal quarter (the
registrant's fourth quarter in the case of an annual report) that has materially
affected, or is reasonably likely to materially affect, the registrant's
internal control over financial reporting; and
 
 5. I have
disclosed, based on my most recent evaluation of internal control over
financial reporting, to the registrant's auditors and the audit committee of
registrant's board of directors (or persons performing the equivalent
functions):
 
 (a) All
significant deficiencies and material weaknesses in the design or operation of
internal control over financial reporting which are reasonably likely to
adversely affect the registrant's ability to record, process, summarize and
report financial information; and
 
 (b) Any
fraud, whether or not material, that involves management or other employees who
have a significant role in the registrant's internal control over financial
reporting.
 
 Date:
February 21, 2008
 /s/ Shin-Yuan
      TzouShin-Yuan
      Tzou
                Chief
      Financial Officer