P2P network technology offers information resource for people, it increases availability and robustness of P2P network, but brings new security problems of network too.

P 2 P网络技术在使人们享受信息资源，增强网络可用性、健壮性的同时，也带来了新的网络安全问题。

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We’ve had no data leakage problems since we’ve installed our new security program.

自从安装新的保密程序后，我们的电脑没有出现数据丢失的问题。

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We are also establishing new venues-like the Nuclear Security summit-to focus on specific problems.

我们也积极建立新的会议体系——如核安全峰会——将重点放在具体问题上。

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He's also discussed a plan to divide the country into regions to tackle security problems and to create a new national gendarmerie force, which could eventually send Mexico's military out of the streets and back into their barracks.

CNN: STORY HIGHLIGHTS

In America, some of this can be blamed on teething problems at the new Department of Homeland Security.

ECONOMIST: Outsourcing to India

But despite that security fix, other problems have already sprung up: New Jerseyites in Morris and Essex counties have reported that their emails were bouncing when they requested ballots or returned them, as first reported by Buzzfeed Monday evening.

FORBES: Despite Security Fixes, New Cracks Appear In New Jersey's Last-Minute Email Voting Scheme