Aston Villa have been linked with Middlesbrough goalkeeper Darren Randolph.
The Sunderland goalkeeper is said to be one of the options Middlesbrough are considering.
Darren Randolph produced arguably the best save of the Championship season to help Boro beat Hull City at the Riverside.
The Middlesbrough goalkeeper plays alongside the Sheffield United and Aston Villa players for Ireland.
Slaven Bilic spent roughly two-and-a-half years as West Ham manager, arriving in the summer of 2015 and departing in November 2017.
Darrren Randolph has shone in the Championship with Boro this season and continued his fine form for the Republic of Ireland.
Middlesbrough sit second in the Championship, having lost just one game all season.
Middlesbrough have now kept seven clean sheets this season.
Middlesbrough drew with Leeds United at Elland Road on Friday.
There remains much uncertainty about West Ham United's goalkeeping position.
The Real Madrid ace would be a sensational addition for Tottenham Hotspur.
Tottenham Hotspur boss Mauricio Pochettino is believed to be keen on signing a right-back this summer.
Liverpool are reportedly interested in signing the Barcelona ace.
Leeds United brought in Helder Costa from Wolverhampton Wanderers, with Marcelo Bielsa snapping up the winger.
Tottenham Hotspur are said to be keen on snapping up Dani Alves on a free transfer.
Liverpool are reportedly about to step up their efforts to sign the Spaniard.
Tottenham Hotspur have secured the long-term futures of Harry Winks and Ben Davies.
Leeds United midfielder Kalvin Phillips appears to be one of Dean Smith Aston Villa's side's top targets.
Kalvin Phillips and Ronaldo Vieira came through the ranks at Leeds United.
Jack Harrison was a first-half star for Leeds United.