Alan Bersin will supervise efforts to secure the border with Mexico and to slow illegal immigration.

VOA: special.2009.04.18

You can brute force it and unfortunately, the so-called Caesar cipher is not very secure because if you assume, for our purposes in English alphabet with 26 characters, say all lowercase for all uppercase, my God, you only have to try like 24, 25, 26 possible rotations until you can figure out what his secret message is.

你可以强行解密但是不幸地是，所谓的凯撒密码不是很安全的,因为如果假设，对于我们的26个字符的字母表,指明所有的小写为大写，我的天，你只要试24，25次，26次就可以解答出,密文的内容。

哈佛公开课 - 计算机科学课程节选

Our main priority right now is to work with the local authorities in Wajid to secure the unconditional release of the staff,".

VOA: standard.2009.03.16

Under the program launched in March, governments with sound economic policies can secure an immediate IMF loan in case of a threat to their financial system.

VOA: standard.2009.04.22

Hande worked with banks to secure the funding so householders could buy the devices.

VOA: standard.2009.12.18

"In the long run the only real way to solve this problem is to make sure that we've got a Palestinian state side by side with an Israel that is secure."

VOA: standard.2010.06.10

"Were he to return, then the expectation is that he's managed to secure a consensus of sorts,at least to get the government formed and let it get on with its daily business."

VOA: standard.2009.09.11

The demonstrators also announced a Freedom of Information lawsuit to force disclosure of the extent of a program called Secure Communities, which partners local police with immigration enforcement in the Department of Homeland Security.

VOA: standard.2010.04.28

Greece has been in negotiations with EU member countries and the IMF to secure a bailout - money that would allow it to pay debts coming due in time to avoid having to default.

VOA: standard.2010.04.28

Clinton arrived here a day after the Obama administration announced it was sending more money, technology and manpower to secure the Mexican border and help Mexican authorities in their battle with drug cartels.

VOA: standard.2009.03.25

"What we expect to see come out of the summit is a communiqu with an action plan, a specific timeline with very particular benchmarks that are measurable on how to secure and lockdown these vulnerable nuclear materials."

VOA: standard.2010.04.06

At talks Tuesday with Mr.Medvedev, Clinton failed to secure support for tougher sanctions on Iran, despite U.S.President Barack Obama's decision to scrap plans for a missile shield in central Europe a concession to Russian concerns that Washington had hoped would encourage Moscow to back its position on Iran.

VOA: standard.2009.10.14

But no matter where the conflict is or what it's about, if you're serious about peace, you can't take as final the first 'no,' the second 'no' or even the hundredth 'no.'" In her statement, Secretary Clinton promised an "unwavering" U.S.commitment to a two-state solution, based on 1967 lines with agreed land swaps, that will create an independent and viable Palestinian state and an Israel with secure and recognized borders.

VOA: standard.2009.11.25