Bengaluru: The Indian government's plan requiring smartphone makers to share source code as part of a raft of new security measures has drawn criticism from privacy advocates and technology experts over fears of heightened surveillance. Companies including Apple and Samsung have privately protested the proposed package of security standards, which also includes a requirement to maintain phone logs on devices for a year, Reuters reported on Sunday, citing a review of confidential government and industry documents.The proposal is part of Prime Minister Narendra Modi's efforts to boost security of user data as online fraud and data breaches increase in the world's second-largest smartphone market, with nearly 750 million phones.India's IT ministry has said "any legitimate concerns