But the computer security company F-Secure points out the risk even in posting information like vacation plans.

VOA: special.2009.09.14

But we need to add in homeland security event so let's find the event for Friday of the following week.

但我们要加入国家安全的时间,那么我们可以安排到,下星期五。

普林斯顿公开课 - 国际座谈会课程节选

But in many regards, it is a matter of space, a matter of supplies, a matter of security where issues come out which don't really matter whether you believe in religion or not.

但是就各种方面来说，是关乎空间，关乎资源供应，关乎安全,这些问题并不一定和你,是否有宗教信仰有关。

普林斯顿公开课 - 人性课程节选

"What is necessary in this case is a collective effort, not only by the researchers and the people on the ground, but also the donor community, because controlling those two diseases can go a long way in improving people's food security and livelihoods in Sub-Saharan Africa."

VOA: special.2009.09.21

But in society today, and we'll talk a bit about security topics -- and such throughout the course, for cryptography -- for encrypting things like your credit card information and bank accounts -- you don't use 32 bits, you don't use 64 bits, you generally use 1024 bits, 4,048 bits.

但在当今的社会上，我们将讨论一点安全方面的知识,贯穿整个课程，密码学-,加密一些像信用卡信息,银行账号之类的东西--你不能用32位，你也不能用64位，你通常要使用1024位，4048位。

哈佛公开课 - 计算机科学课程节选

Security was tight in the capital. Coalition forces battled insurgents near Kabul the night before, but the conference proceeded peacefully.

VOA: standard.2010.07.20

But he said the failures that led to a potentially catastrophic breach in security must be addressed immediately.

VOA: standard.2009.12.29

Violence in Iraq has dropped significantly during the past year, but insurgents continue to stage sporadic attacks on security forces and civilians.

VOA: standard.2009.10.26

But a shift in emphasis to security issues offers a new set of challenges for the president.

VOA: standard.2010.01.06

But he says a significant number of foreign troops will be needed to help establish and then maintain security in Afghanistan, possibly for decades.

VOA: standard.2009.10.16

The president did not give a timetable for getting immigration reform legislation passed, but he said his administration has made progress in strengthening border security.

VOA: standard.2009.06.19

But Issaka Souar, a legal researcher at South Africa's Institute for Security Studies in South Africa said there was little risk involved in the visit.

VOA: standard.2009.03.23

Security was reported to be heavy at the North Korean border, but there was no apparent tightening in Beijing, where Mr.Kim is believed to be heading.

VOA: standard.2010.05.03

European Union foreign ministers expressed concern not only about the security situation in Afghanistan, but also about the lack of sufficient progress in political reform there.

VOA: standard.2009.10.27

Since their abduction, the British hostages have appeared occasionally in videos, but last month the bodies of two other security contractors in the group were released.

VOA: standard.2009.07.29

But international security expert Paul Cornish from the Chatham House in London says it is too early to call the British operation in Helmand province a success.

VOA: standard.2009.07.27

And again,it is two-fold: one is,we want to help our colleagues in Mexico, but it does have an impact on safety and security in the United States."

VOA: standard.2009.03.24

The U.S.Institute of Peace study notes that the United States has little choice but to cooperate with Egypt, Saudi Arabia,Jordan and Pakistan in diplomatic, military,and security matters.

VOA: standard.2010.05.19

The United States has expressed sympathy with the plight of the Palestinians in Gaza, but insists any solution to the blockade must also meet Israel's security needs.

VOA: standard.2010.06.10

"But it needs to be done in a security context as well."

VOA: standard.2009.12.30

But Israel hopes that the United States, which holds a veto in the Security Council, will block any attempt to put Israeli officials on trial for war crimes.

VOA: standard.2009.11.06

To the north,in Arizona, resident Bill Odle wants more border security, but he feels sympathy for the migrants - including a woman that he met on his property.

VOA: standard.2010.06.07

But some Democratic lawmakers contend the long-term key to defeating the insurgency in Afghanistan is not to send more foreign troops, but to speed training of Afghan security forces.

VOA: standard.2009.10.25

And that has not been done yet." But Suleiman says funding shortfalls and concerns over security and violence in Somalia make it unlikely such surveys will be carried out any time soon.

VOA: standard.2009.10.06

Administration officials say the CIA will continue to take part in interrogations, but that an FBI official will direct the effort with oversight by the National Security Council, which reports directly to the president.

VOA: standard.2009.08.24

In the Oval Office, Prime Minister Harper said he does not worry that the Taliban could form an alternative government in Afghanistan, but that he is concerned about the Afghan government's ability to maintain security.

VOA: standard.2009.09.16

But security is still an issue after a warning in June by the Movement for the Emancipation of the Niger Delta rebels suggesting that the safety of visiting teams and fans could not be assured.

VOA: standard.2009.10.22

Clinton said the United States and NATO allies are not in Afghanistan for altruistic reasons, but rather to counter a real security threat from what she termed a "syndicate of terrorism" led, funded and inspired by al-Qaida.

VOA: standard.2009.11.09

"This nuclear testing poses a grave threat, a challenge to the NEPT regime and also poses a grave threat to the peace and security,stability, not only in the Northeast Asian region, but also the whole global community,".

VOA: standard.2009.05.25

The Obama administration is working hard to convince Afghans, Americans and coalition partners the international security role in Afghanistan will not end until the Afghan forces are ready, but also that the international military deployment is not open-ended.

VOA: standard.2009.12.09