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Dan Geer on Security, Monoculture, Metrics, Evolution, Etc.

2008-05-27 06:23:23 by schneier in Schneier on Security
 
...possibility of sin is a world without the possibility of righteousness. A world without the possibility of crime is a world where you cannot prove you are not a criminal. A technology that can give you everything you want is a technology that can take away everything that you have. At some point, real soon now, some of us security geeks will...
 
Tags: world, security, dan geer, security geeks, bigger, bigger question, possibility, l0pht reunion, metaphysical question
 
 
 
 
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Irish jobs site compromised and personal information accessed

The Article has images
2008-03-31 10:13:21 by Evan Francen in The Breach Blog
...possibility of being contacted by someone claiming to be a reputable company and asking for personal details or banking information Brian Honan of online security consultancy BH Consulting says on his firms official blog that there are no mandatory breach disclosure laws in Ireland and that Jobs.ie should be "commended for coming clean about...
 
Tags: jobs, information, personal information, job-seekers site jobs, site, identity, identity theft, breach description, breach
 
 
 
 
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Stolen Griffin Electric laptop exposes employee information

The Article has images
2008-04-11 11:40:02 by Evan Francen in The Breach Blog
...possibility of identity theft very seriously and, therefore, are sending this precautionary advisory The purpose of this letter is to make you aware of this incident so that you can take steps to protect yourself, minimize the possibility of misuse of your information and mitigate any harm that could result Evan] It is a shared...
 
Tags: information, personal medical information, personal information, confidential information, data, information security professionals, data owner, data encryption products, data custodian
 
 
 
 
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Siemens Healthcare Diagnostics employees at risk from stolen laptop

2008-04-16 15:47:48 by Evan Francen in The Breach Blog
 
...possibility of identity theft very seriously, we are sending this precautionary advisory The purpose of this letter is to make you aware of this incident so that you can take steps to protect yourself, minimize the possibility of misuse of your information and mitigate any harm that could result Based on what we know to date, we are not...
 
Tags: company, company laptop computer, current data privacy, data, siemens, breach description, breach, siemens healthcare diagnostics, security breach
 
 
 
 
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Staten Island University Hospital notifies patients of December theft

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2008-05-01 15:09:25 by Evan Francen in The Breach Blog
...possibility of computer theft in the future Evan] Like what? Provide some details. Tell your customers/patients specifically what you plan to do in order to protect the information that belongs to them Without elaborating, Ms. Ryback said that "all you can do is be more security-conscious Evan] Uh, no. This is not all you can do. Being...
 
Tags: sensitive personal information, personal information, information, information security, information security breaches, hospital, island university hospital, protect patient information, island
 
 
 
 
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Why Do We Accept Signatures by Fax?

2008-05-29 01:00:00 by Bruce Schneier in Wired Security
 
...possibility. Our legal and business systems need to deal with the underlying problem -- false authentication -- rather than focus on the technology of the moment. Systems need to defend themselves against the possibility of fake signatures, regardless of how they arrive Bruce Schneier is Chief Security Technology Officer of BT, and author of...
 
Tags: fax, fax communications, fax insecurity, insecurity, fax machines, fax message, treat fax signatures, fax document, document
 
 
 
 
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Fax Signatures

2008-06-03 07:01:20 by schneier in Schneier on Security
 
...possibility. Our legal and business systems need to deal with the underlying problem -- false authentication -- rather than focus on the technology of the moment. Systems need to defend themselves against the possibility of fake signatures, regardless of how they arrive This essay previously appeared on Wired.com
 
Tags: fax, fax signatures, fax communications, fax insecurity, insecurity, fax machines, fax message, treat fax signatures, fax document
 
 
 
 
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Fax Signatures

2008-06-03 07:01:20 by schneier in Schneier on Security
 
...possibility. Our legal and business systems need to deal with the underlying problem -- false authentication -- rather than focus on the technology of the moment. Systems need to defend themselves against the possibility of fake signatures, regardless of how they arrive This essay previously appeared on Wired.com EDITED TO ADD (6/3): 2005...
 
Tags: fax, fax signatures, fax communications, fax insecurity, insecurity, fax machines, fax message, treat fax signatures, fax document
 
 
 
 
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Losing Money When There is No Volatilty

2007-01-29 09:40:00 by Jomni in Risk Management Quant
 
...possibility of going in-the-money. Conversely, a decrease in volatility will lower the option value. So if Credit Suisse was the one who "bought" the stock options via the reverse convertible structure, a decrease in volatility will decrease option value and will result into a mark-to-market loss on their end Now as market makers...
 
Tags: option prices increase, option, option buyer, option writer, investments valuation volatility, valuation, volatility, decrease option, volatility increases
 
 
 
 
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An Option with a Negative Value?

2006-07-28 08:38:00 by Jomni in Risk Management Quant
 
...possibility of an exercise increases. This is bad news for the option seller. The value of his position is obtained by assuming an offsetting transaction (he buys an option at $6) . The net result is -$1 The point that I'm getting at here is that is quite unthinkable to have negative option value. So far no one has disputed that fact. But...
 
Tags: option, negative option, option seller, option writer sells, option buyer, option position, negative, position, writer