Re: [Texascavers] Re: [SWR] RFID Credit Cards
Heya, Gosh, are we off-topic or what? Anyway, I can't resist... ;-) On 2/17/13 1:09 PM, Don Cooper wrote: The basic RFID system is a simple transponder. All it does is enables the chip to transmit a number when scanned. That number is essentially an indexing string of data which contains no personal information. I consider my credit card number (actually, the whole information that's present on the magnetic stripe as well as via the RFID chip if a card has it) personally identifiable information. Especially if somebody can use it to clone my card and buy stuff with my card. It can also be more than a number, as in a bunch of numbers that encode my passport photo, etc. And I certainly don't want to put my RFID-enabled PII into the close proximity of readers that aren't authorized to read that information, easy to hide, and fitting into everyone's pockets. Out of the context of the process of the read - the number has no significance. Plus - that context has deeply embedded encryption algorithms based on time, location and date - which are called one way ciphers. I'm not sure what the definition a one way cipher or deeply embedded encryption algorithm would be? A hash? Passport information on RFID is encrypted with some sort of key, afaik, but obviously those keys need to be shared with those who are supposed to read the information (multiple times, and for more than one passport holder without having a unique key for each of them, presumably). One time passwords are something different, certainly not employed in this context... Cheers, David -- David Ochel -= http://blog.ochel.net =- - Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com
Re: [Texascavers] Re: [SWR] RFID Credit Cards
I look forward to the day when someone bumps you on the street with a pin prick for a tiny drop of your blood, takes your DNA and clones a new you without your permission. On Mon, Feb 18, 2013 at 10:58 AM, David Ochel li...@ochel.net wrote: Heya, Gosh, are we off-topic or what? Anyway, I can't resist... ;-) On 2/17/13 1:09 PM, Don Cooper wrote: The basic RFID system is a simple transponder. All it does is enables the chip to transmit a number when scanned. That number is essentially an indexing string of data which contains no personal information. I consider my credit card number (actually, the whole information that's present on the magnetic stripe as well as via the RFID chip if a card has it) personally identifiable information. Especially if somebody can use it to clone my card and buy stuff with my card. It can also be more than a number, as in a bunch of numbers that encode my passport photo, etc. And I certainly don't want to put my RFID-enabled PII into the close proximity of readers that aren't authorized to read that information, easy to hide, and fitting into everyone's pockets. Out of the context of the process of the read - the number has no significance. Plus - that context has deeply embedded encryption algorithms based on time, location and date - which are called one way ciphers. I'm not sure what the definition a one way cipher or deeply embedded encryption algorithm would be? A hash? Passport information on RFID is encrypted with some sort of key, afaik, but obviously those keys need to be shared with those who are supposed to read the information (multiple times, and for more than one passport holder without having a unique key for each of them, presumably). One time passwords are something different, certainly not employed in this context... Cheers, David -- David Ochel -= http://blog.ochel.net =- - Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com -- Lyndon Tiu
Re: [Texascavers] Re: [SWR] RFID Credit Cards
I look forward to the day when someone bumps you on the street with a pin prick for a tiny drop of your blood, takes your DNA and clones a new you without your permission. On Mon, Feb 18, 2013 at 10:58 AM, David Ochel li...@ochel.net wrote: Heya, Gosh, are we off-topic or what? Anyway, I can't resist... ;-) On 2/17/13 1:09 PM, Don Cooper wrote: The basic RFID system is a simple transponder. All it does is enables the chip to transmit a number when scanned. That number is essentially an indexing string of data which contains no personal information. I consider my credit card number (actually, the whole information that's present on the magnetic stripe as well as via the RFID chip if a card has it) personally identifiable information. Especially if somebody can use it to clone my card and buy stuff with my card. It can also be more than a number, as in a bunch of numbers that encode my passport photo, etc. And I certainly don't want to put my RFID-enabled PII into the close proximity of readers that aren't authorized to read that information, easy to hide, and fitting into everyone's pockets. Out of the context of the process of the read - the number has no significance. Plus - that context has deeply embedded encryption algorithms based on time, location and date - which are called one way ciphers. I'm not sure what the definition a one way cipher or deeply embedded encryption algorithm would be? A hash? Passport information on RFID is encrypted with some sort of key, afaik, but obviously those keys need to be shared with those who are supposed to read the information (multiple times, and for more than one passport holder without having a unique key for each of them, presumably). One time passwords are something different, certainly not employed in this context... Cheers, David -- David Ochel -= http://blog.ochel.net =- - Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com -- Lyndon Tiu
[Texascavers] TCC Winter Conference - James Reddell Speaks
This will be our last message on the Texas Cave Conservancy Winter Conference this Friday, Saturday and Sunday. We plan to have caver biologist, James Reddell as our guest speaker after dinner Saturday night. Mike Warton will be interviewing James about his caving, his interest in cave life and some of the fantastic people that he has worked with over the years. It should be a fun, informal, rare opportunity to learn who he is or more about him. We have changed up some of the activities for this conference. As usual most of the activities will begin around ten in the morning this Saturday at the TCC Headquarters. (1800 West Park-Cedar Park Texas) The Digging Project will leave for Dies Ranch Treasure Cave. The Cave Digital Photography Workshop will leave for Avery Ranch Cave. The Cedar Park Karst Tour will start at the TCC Headquarters. The Cedar Park Digging Discoveries Tour will start at the TCC Headquarters. This year all of the Projects, Workshops, etc will end up at the Dies Ranch Treasure Cave-BABE Pit site. Around two in the afternoon Saturday we will have several mini workshops available at the Dies Ranch Treasure Cave Site. As usual, caving will be available from Friday-Sunday. Beck Ranch Cave is closed so please do not visit the site. If you arrive late, handouts on how to reach several of the caves including the location of the Dies Ranch site will be at the TCC Headquarters. Encourage your new cavers to come on out. This event is set up for them to have an chance to meet the more experienced cavers and to learn from them. As usual, camping (with hot showers) is available from Friday-Sunday. Activities starting around Ten-Saturday Morning (TCC Headquarters) Cedar Park Karst Tour- Mike Warton Leader Cedar Park Digging Discoveries Tour- Chris Francke Dies Ranch Cave Digging Project- Eric Flint Basic Digital Cave Photography Workshop- Jay Jorden Activities starting around Two-Saturday Afternoon (Dies Ranch Treasure Cave) Cave Related Emergencies Workshop –Lynda Beck –Dies Ranch Cave Cable Ladder Workshop- Dies Ranch Cave The BABE Pit Co2 clean up Workshop -Dies Ranch $ BABE Pit If you would like to conduct a Workshop come on out. Please contact me so we can work it in. The Dinner will be around 6:30 Saturday Afternoon at the TCC Headquarters. For additional information, contact us: Mike Walsh TCC President 512-249-2283 tcc-ca...@austin.rr.com TCC Winter Conference February 22-24 (Main Activities Saturday February 23) 1800 West Park Cedar Park, Texas (Near Austin) - Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com
Re: [Texascavers] Re: [SWR] RFID Credit Cards
Heya, Gosh, are we off-topic or what? Anyway, I can't resist... ;-) On 2/17/13 1:09 PM, Don Cooper wrote: The basic RFID system is a simple transponder. All it does is enables the chip to transmit a number when scanned. That number is essentially an indexing string of data which contains no personal information. I consider my credit card number (actually, the whole information that's present on the magnetic stripe as well as via the RFID chip if a card has it) personally identifiable information. Especially if somebody can use it to clone my card and buy stuff with my card. It can also be more than a number, as in a bunch of numbers that encode my passport photo, etc. And I certainly don't want to put my RFID-enabled PII into the close proximity of readers that aren't authorized to read that information, easy to hide, and fitting into everyone's pockets. Out of the context of the process of the read - the number has no significance. Plus - that context has deeply embedded encryption algorithms based on time, location and date - which are called one way ciphers. I'm not sure what the definition a one way cipher or deeply embedded encryption algorithm would be? A hash? Passport information on RFID is encrypted with some sort of key, afaik, but obviously those keys need to be shared with those who are supposed to read the information (multiple times, and for more than one passport holder without having a unique key for each of them, presumably). One time passwords are something different, certainly not employed in this context... Cheers, David -- David Ochel -= http://blog.ochel.net =- - Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com
Re: [Texascavers] Re: [SWR] RFID Credit Cards
I look forward to the day when someone bumps you on the street with a pin prick for a tiny drop of your blood, takes your DNA and clones a new you without your permission. On Mon, Feb 18, 2013 at 10:58 AM, David Ochel li...@ochel.net wrote: Heya, Gosh, are we off-topic or what? Anyway, I can't resist... ;-) On 2/17/13 1:09 PM, Don Cooper wrote: The basic RFID system is a simple transponder. All it does is enables the chip to transmit a number when scanned. That number is essentially an indexing string of data which contains no personal information. I consider my credit card number (actually, the whole information that's present on the magnetic stripe as well as via the RFID chip if a card has it) personally identifiable information. Especially if somebody can use it to clone my card and buy stuff with my card. It can also be more than a number, as in a bunch of numbers that encode my passport photo, etc. And I certainly don't want to put my RFID-enabled PII into the close proximity of readers that aren't authorized to read that information, easy to hide, and fitting into everyone's pockets. Out of the context of the process of the read - the number has no significance. Plus - that context has deeply embedded encryption algorithms based on time, location and date - which are called one way ciphers. I'm not sure what the definition a one way cipher or deeply embedded encryption algorithm would be? A hash? Passport information on RFID is encrypted with some sort of key, afaik, but obviously those keys need to be shared with those who are supposed to read the information (multiple times, and for more than one passport holder without having a unique key for each of them, presumably). One time passwords are something different, certainly not employed in this context... Cheers, David -- David Ochel -= http://blog.ochel.net =- - Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com -- Lyndon Tiu
[Texascavers] TCC Winter Conference - James Reddell Speaks
This will be our last message on the Texas Cave Conservancy Winter Conference this Friday, Saturday and Sunday. We plan to have caver biologist, James Reddell as our guest speaker after dinner Saturday night. Mike Warton will be interviewing James about his caving, his interest in cave life and some of the fantastic people that he has worked with over the years. It should be a fun, informal, rare opportunity to learn who he is or more about him. We have changed up some of the activities for this conference. As usual most of the activities will begin around ten in the morning this Saturday at the TCC Headquarters. (1800 West Park-Cedar Park Texas) The Digging Project will leave for Dies Ranch Treasure Cave. The Cave Digital Photography Workshop will leave for Avery Ranch Cave. The Cedar Park Karst Tour will start at the TCC Headquarters. The Cedar Park Digging Discoveries Tour will start at the TCC Headquarters. This year all of the Projects, Workshops, etc will end up at the Dies Ranch Treasure Cave-BABE Pit site. Around two in the afternoon Saturday we will have several mini workshops available at the Dies Ranch Treasure Cave Site. As usual, caving will be available from Friday-Sunday. Beck Ranch Cave is closed so please do not visit the site. If you arrive late, handouts on how to reach several of the caves including the location of the Dies Ranch site will be at the TCC Headquarters. Encourage your new cavers to come on out. This event is set up for them to have an chance to meet the more experienced cavers and to learn from them. As usual, camping (with hot showers) is available from Friday-Sunday. Activities starting around Ten-Saturday Morning (TCC Headquarters) Cedar Park Karst Tour- Mike Warton Leader Cedar Park Digging Discoveries Tour- Chris Francke Dies Ranch Cave Digging Project- Eric Flint Basic Digital Cave Photography Workshop- Jay Jorden Activities starting around Two-Saturday Afternoon (Dies Ranch Treasure Cave) Cave Related Emergencies Workshop –Lynda Beck –Dies Ranch Cave Cable Ladder Workshop- Dies Ranch Cave The BABE Pit Co2 clean up Workshop -Dies Ranch $ BABE Pit If you would like to conduct a Workshop come on out. Please contact me so we can work it in. The Dinner will be around 6:30 Saturday Afternoon at the TCC Headquarters. For additional information, contact us: Mike Walsh TCC President 512-249-2283 tcc-ca...@austin.rr.com TCC Winter Conference February 22-24 (Main Activities Saturday February 23) 1800 West Park Cedar Park, Texas (Near Austin) - Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com
