The Bank of England is connected "heightened" alert for further turmoil successful the banking sector, its politician has said.
However, Andrew Bailey told MPs the caller problems facing lenders had not caused accent successful the UK banking system.
Officials person tried to calm investors since Silicon Valley Bank and Signature Bank failed, sparking concerns astir the stableness of different lenders.
In Europe, worries implicit the spot of Swiss banking elephantine Credit Suisse led to a rushed takeover by rival UBS.
Nerves among investors person sparked crisp falls successful banking shares astir the world.
Mr Bailey told MPs connected the Treasury Committee that the Bank of England would "go connected being vigilant".
He said we were successful a play of "very heightened, frankly, hostility and alertness".
The illness of Silicon Valley Bank was the biggest US banking nonaccomplishment since the 2008 fiscal crisis, and near depositors struggling to get their wealth out.
Regulators had to measurement successful to support customers, portion the lender's UK limb was rescued by HSBC.
Banking officials admitted to MPs that the velocity of the SVB's illness had taken them by astonishment and whitethorn mean that banking rules whitethorn request updating.
Mr Bailey said it was "the fastest illness from wellness to death" since the UK's Barings Bank failed successful 1995 aft suffering dense losses resulting from fraudulent investments. Sam Woods, the main enforcement of the Prudential Regulation Authority, noted that SVB UK saw astir a 3rd of its deposits - £3bn - withdrawn connected 1 day.
He doubly suggested to the MPs that the accent tests applied to UK banks to marque definite they tin withstand a situation would request to beryllium looked at, fixed however caller exertion meant deposits could beryllium withdrawn electronically successful seconds. However, Mr Bailey told MPs helium did not deliberation the UK was successful a presumption akin to the 2008 planetary fiscal crisis, erstwhile banks stopped lending to each other, plunging the satellite into a heavy recession.