Re: Wireless Java for trading and billing

ASHISH GODBOLE wrote:
> HI Tom,
> Hope you got this message.sorry for the late reply.
>
> ASHISH GODBOLE <[email protected]> wrote:
>
>>From a wireless trading and billing applications point of view, security is
> of
> utmost importance. Another aspect that is very important is the performance.
> what are your opinions regarding the current wireless java technology and
> what
> might we see in the future ?
>


I would say Java's strong points are security, web protocols and support
for Internet standards. Performance is getting increasingly better, lots
of efforts in J2ME VMs. Main deficiencies to competors such a the
PocketPC are Graphical capabilities.



> thanks
> -Ash
>
>
> Tom Enderes <[email protected]> wrote:
>
> Yes, assuming a distributed application communicates data over sockets.
> This data is typically encrypted by the application before it is sent
> over the socket and decrypted when it is received on the other end of
> the socket (end to end security, application level security).
>
> Typically that data packets travel over different network segments,
> Ethernet, Wavelan, cellular network. The latter two might use additional
> protection when transmitting that data, without the application
> "knowing" anything about it.
>
>
> ASHISH GODBOLE wrote:
>
>>I really appreciate your help in this matter.
>>
>>So, what you are saying is that there are 2 levels of security. One is
>
> related
>
>>to software and the other is related to the hardware or wireless hardware.
>
> is
>
>>that correct. It is easier to capture and break wireless signals and code
>
> than
>
>>others. is that correct?
>>the software security is more robust.
>>
>>let me know
>>-Ash
>>
>>
>>Tom Enderes <[email protected]> wrote:
>>
>>When looking at a distributed application over a wireless network, there
>>are several communication layers involved: the network layers and the
>>application layers.
>>
>>The most common implementations of wireless network layers (such as GSM
>>cellular teleophony or Wireless networking 802.11x) provide their
>>own security mechanisms.
>>This is completely seperate from the application layer security
>>("end-to-end") that an application still has to provide.
>>
>>To implement end-to-end security (authentication, encrypted sockets,
>>etc), Java PROVIDES SECURITY MECHANISMS. Look for the java.security
>>packages, which are available for desktop Java (J2SE), as well as some
>>configurations for embedded Java (J2ME:CDC:Foundation Profile).
>>If you are interested in even smaller embedded devices (cell phones),
>>you need to look into J2ME:CLDC:Mobile Information Device Profile
>>(version 2); all of them can be found on the java.sun.com pages: either
>>under products and documentation or by looking for the corresponding JSRs.
>>
>>Of course, all those security packages just help you to implement
>>security, it is still up to the designer of the application to architect
>>it to be secure in the first place.
>>
>>
>>ASHISH GODBOLE wrote:
>>
>>
>>>I would like to get an experts opinion on how seure is wireless technology
>>
>>and
>>
>>
>>>if java technology helps in making it secure ?
>>>-Ash
>>>
>>>
>>>Tom Enderes <[email protected]> wrote:
>>>
>>>Why don't you give us an idea of what your research topic is?
>>>
>>>ASHISH GODBOLE wrote:
>>>
>>>
>>>
>>>>HI, I would like to discuss my research topic with an expert in wireless
>>>
>>>java
>>>
>>>
>>>
>>>>technology.
>>>>please let me know soon.
>>>>-Ash
>>>>
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>>>>
>>>>
>>>
>>>
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>>
>>
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>
>
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