Yk CardSafe Extension by xsweb

Required permissions:

• Exchange messages with programs other than Firefox
• Access your data for sites in the lkb.ykcard.cn domain
• Access your data for sites in the xyf.ynshubangkj.com domain
• Access your data for lkb.ykcard.cn
• Access your data for localhost
• Access your data for 127.0.0.1
• Access your data for xyf.ynshubangkj.com

Data collection:

• The developer says this extension doesn't require data collection.