The ECJ ruling made the challenge for securing a new deal more explicit, given the judgment flags mass surveillance as in conflict with fundamental European data protection rights — rights which will be strengthened by a new data protection directive agreed at the end of last year and due to come into force from 2018.
The high-profile hiring search comes at a pivotal time as the president looks to prepare his White House for the twin challenges of securing his re-election and fending off inquiries once Democrats gain control of the House next year.
The delays come from the bureaucratic challenge of securing multiple ethical approvals for trials, and putting contracts between institutions in place.
"[The] green paper marks a significant breakthrough in that it shows that the government is willing to face up to the challenge of securing a financial settlement for future social care services.
For cattle owners, however, the problem of drug quality is one part of the much broader challenge of securing animal health.
The militaries now face formidable challenges in securing the city enough for the government to begin to provide the services that it hopes will win people's loyalty.
As it turned out, these challenges were compounded in Pakistan by breakdowns in its system for securing its nuclear technology.
The chancellor said the discussions had "reaffirmed that there are still many challenges to securing sustainable global recovery, and we can't take it for granted".
The Guardian is opening its doors on Monday 29 September from 5 30pm - 9 00pm for a lively debate around the future challenges of securing mobile technologies for business - and you can be there.
In addition, an attacker may want to gain access to the network or impersonate as a valid entity which gives more challenge for secure communication in the integrated environment.
The government faces a more immediate challenge in securing the Senate's approval for some major budget measures.
