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Record W1545338196 · doi:10.1109/pacrim.2003.1235842

DSP security communication designing and implementation

2004· article· en· W1545338196 on OpenAlexaff
C.N. Zhang, C. Li

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldComputer Science
TopicCryptographic Implementations and Security
Canadian institutionsUniversity of Regina
Fundersnot available
KeywordsComputer scienceEncryptionMessage authentication codeComputer networkPasswordAuthentication (law)Public-key cryptographyCommunication sourceEmbedded systemCryptographyComputer hardwareComputer security

Abstract

fetched live from OpenAlex

In this paper, we present a security data communication solution to resolve the problem of getting information in a secure way from the remote site in which no computer network is available. For this purpose, a programmed TI (Texas Instrument) product DSP (digital signal processor) TMS320LF2407 EVM is used to develop a compact DSP based device to acquire and store the information at the remote site, and be accessed via PTSN (public telephone switched network) though the serial communication interface module. Data integrity and data authentication are two important issues for secure data transmission. In this paper, two approaches are proposed to improve the security on both issues. First, a new algorithm is developed and implemented to produce a verification message for data authentication. This verification message is encrypted with an one way hash function based on the symmetric block cipher and suited for the 16-bit fix point DSP architecture. Also, this verification message will be changed for each data transmission in order to protect the eavesdroppers stealing this authentication information. Second, beside all the important data are encrypted with block cipher algorithm (Rijndael in this project), message authentication codes (MAC) approach is applied for both data transmission and the synchronous changing of the user information (e.g. user password, security key) at both sites (receiver and sender). In addition, some other functionary modules such as data format setting, timer of auto-connection and multimodem access are also implemented.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Methods · Consensus signal: Methods
Teacher disagreement score0.016
Threshold uncertainty score0.055

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0010.000
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0160.009

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.014
GPT teacher head0.303
Teacher spread0.289 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designNot applicable
Domainnot available
GenreMethods

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2004
Admission routes1
Has abstractyes

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