[Plugin: WordPress Firewall 2] repeated reports

keep getting reports thatr I cannot resolve
Offending Parameter: key = twp_2591bcb19ac1237a67f55e1cd1d5ada0

This may be a “WordPress-Specific SQL Injection Attack.”

not sure how to determine page or parameter to enter

http://ww.wp.xz.cn/extend/plugins/wordpress-firewall-2/