If bank is asking for security, there is no other alternative. You can give your shares, mutual funds as security to them, if they agree. Otherwise, you can get loan against Gold or personal loan.
Check more at
http://www.investmentkit.com/articles/2012/03/details-of-loan-against-shares-debentures-from-sbi/
http://www.investmentkit.com/articles/2011/10/should-you-go-for-gold-loans/
Hope it will help you.
Admin
http://www.InvestmentKit.com