The Financial Services Authority (FSA) has warned of a second man contacting firms pretending to be from the regulator.
Standard Chartered could face up to $700m in fines if found guilty of allegations it helped Iranian clients conduct money laundering.
Jessica Harper, a former head of security at Lloyds Banking Group, has admitted carrying out a £2.4m fraud.
Almost half the victims of the Bernie Madoff ponzi investment scheme will get their money back after a $1.5bn payout was announced.
UK banking giant HSBC is planning to apologise to the US Senate following an investigation earlier this year into money laundering.
Almost one in five schemes say they have suffered from fraud in the past two years, representing a 55% rise compared to last year, according to research from Baker Tilly.
The Serious Fraud Office (SFO) has dropped its probe into property tycoon Vincent Tchenguiz, following an investigation which was branded "incompetent" by a High Court judge.
Former billionaire Allen Stanford, who stole $7bn from his investors in a Ponzi scheme, has been sentenced to 110 years in US courts.
A man convicted of insider dealing has been ordered to pay more than half a million pounds in a confiscatatiion order.
Financier Allen Stanford faces up to 20 years in prison after being found guilty of orchestrating a $7bn Ponzi scheme.