HSBC and other major banks have been aiding and abiding terrorist and drug lords. If you care about the concept of law and security, this can't be the exception to the rule.
The video here says it better than I can https://www.youtube.com/watch?v=maqSFuI7Uf4 - The Young Turks, Horrible Injustice: HSBC Above Laws, Woman Gets Life Sentence