It is worth recalling that earlier, England had sent a two-member team to assess the security system here ahead of their tour of the country later this year.
So far Pakistan has been struggling to convince visitors, including England and India, that the country was safe for cricket and had to scrap Test matches from its port city Karachi.
Shaharyar said after the blasts in London, there was tension in some parts of England.
He, however, shot down Javed Miandad's suggestion to cancel England's tour here in October following their refusal to play a Test match at Karachi.
''Acting on such advise would mean the end of international cricket in Pakistan and I feel that things can improve by playing cricket rather than cancellation of cricketing ties,'' the PCB chief was quoted as saying in an interview with Voice of America Urdu Service.