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  2. Concerns over Chinese involvement in 5G wireless networks

    en.wikipedia.org/wiki/Concerns_over_Chinese...

    Concerns over Chinese involvement in 5G wireless networks stem from allegations that cellular network equipment sourced from vendors from the People's Republic of China may contain backdoors enabling surveillance by the Chinese government (as part of its intelligence activity internationally) and Chinese laws, such as the Cybersecurity Law of the People's Republic of China, which compel ...

  3. Telecommunications in Singapore - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_in...

    In 2002, Virgin Mobile in a joint venture with Singtel, set up the fourth telecommunications company in Singapore. It was the first mobile virtual network operator (MVNO) in Singapore. The operations were closed down on 11 October 2002 after failing to attract a significant number of customers.

  4. Wi-Fi Protected Access - Wikipedia

    en.wikipedia.org/wiki/Wi-Fi_Protected_Access

    The flaw allows a remote attacker to recover the WPS PIN and, with it, the router's WPA/WPA2 password in a few hours. [45] Users have been urged to turn off the WPS feature, [46] although this may not be possible on some router models. Also, the PIN is written on a label on most Wi-Fi routers with WPS, which cannot be changed if compromised.

  5. Huawei E5 - Wikipedia

    en.wikipedia.org/wiki/Huawei_E5

    Huawei launched the E5 at the Mobile World Congress in Barcelona in February 2009. It was originally named the E583X [2] and is also known as the E5830/E5852. [3] The E5 offers high-speed wireless connectivity, providing users with group internet access, individual Wi-Fi hotspots and connection to devices such as notebooks, digital cameras and games consoles.

  6. List of mobile network operators in Asia and Oceania

    en.wikipedia.org/wiki/List_of_mobile_network...

    Create account; Log in; Personal tools. ... China Mobile International: 8 Changi Mobile (Using M1 ... Changi Recommends: 9 ZYM Mobile (Using Singtel) 3G : 900/2100 ...

  7. SIM lock - Wikipedia

    en.wikipedia.org/wiki/SIM_lock

    A SIM lock, simlock, network lock, carrier lock or (master) subsidy lock is a technical restriction built into GSM and CDMA [1] mobile phones by mobile phone manufacturers for use by service providers to restrict the use of these phones to specific countries and/or networks.

  8. Wi-Fi Protected Setup - Wikipedia

    en.wikipedia.org/wiki/Wi-Fi_Protected_Setup

    Some devices with dual-band wireless network connectivity do not allow the user to select the 2.4 GHz or 5 GHz band (or even a particular radio or SSID) when using Wi-Fi Protected Setup, unless the wireless access point has separate WPS button for each band or radio; however, a number of later wireless routers with multiple frequency bands and ...

  9. Great Firewall - Wikipedia

    en.wikipedia.org/wiki/Great_Firewall

    This score is then used to determine a packet loss rate to be implemented by routers of the Chinese firewall, resulting in a slowed connection on the client side. The method aims to slow down traffic to such an extent that the request times out on the client side, thus effectively having succeeded in blocking the service altogether.