Security has been tightened across Indonesia, with 500 troops put on standby to support police in the capital, Jakarta.

印尼全国的安全措施都有加强，有500多名军人进入待命状态，随时支援首都雅加达的警方。

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Security has also been tightened at Lucknow's Amausi airport.

勒克瑙的Amausi机场的安保也加强了。

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Security has been tightened at Sania Mirza's bungalow in the upmarket Banjara Hills area of Hyderabad.

BBC: Second arrest at Sania Mirza home

"There have been intelligence inputs about some terrorist activity, and therefore security has been tightened (at airports), " civil aviation spokesperson Moushmi Chakraborty told CNN.

CNN: New Delhi airport gets security scare

Security has been tightened across Indonesia in the wake of the attacks, with 500 troops put on standby to support police in the capital.

BBC: Fugitive linked to Jakarta blasts