Electronic Signature Formatting for Security

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Solution Overview

Problem

Existing electronic signature methods, particularly password-based systems, are vulnerable to hacking due to simplicity, leading to compromised security and user account lockouts from forgotten complex passwords.

Innovation Solution

Implementing formatting options for electronic signatures, such as font color, size, style, effects, and shading for each character or word, increasing complexity while maintaining user simplicity and personalization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If plain text based signature and password-based user signature are used, then ease of operation is improved, but security deteriorates

Engineering Contradiction:
Improveease of useVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent transforms the one-dimensional plain text password into a multi-dimensional formatted text signature by adding visual dimensions (font styles, colors, sizes, effects). This allows the signature to convey more information and increase security complexity while maintaining user-friendly text-based input methods.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The patent changes multiple parameters of the text signature simultaneously - font family, font size, font color, text decoration, and special effects - to create a composite signature that is both easier to remember than complex passwords and more secure due to its multi-parameter complexity.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If complexity of passwords is increased, then security is improved, but ease of operation deteriorates

Engineering Contradiction:
ImprovesecurityVSAvoiduser remembering
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent segments the signature complexity into multiple independent formatting parameters (font, size, color, style, effects) that can be applied to different portions of the signature text. This allows users to create complex signatures through composition rather than memorizing single complex strings.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system provides pre-configured formatting options and templates that users can select and combine, eliminating the need for users to manually configure complex formatting parameters while still achieving high security through the combination of multiple formatting attributes.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If formatting options are added to electronic signature, then security is improved, but device complexity deteriorates

Engineering Contradiction:
ImprovesecurityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent leverages existing universal text formatting capabilities already present in standard text editors and rendering systems. By building upon these existing multi-functional text processing abilities, the system adds security through formatting combinations without requiring entirely new complex infrastructure.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS9906522B2Method of using text and picture formatting options such as font, font size, font color, shading, font style, font effects, font underline, character effects as part of electronic signature
Publication Date: 2018.02.27 SHAH DHAVALKUMAR
  • US9906522B2 patent drawing
  • US9906522B2 patent drawing
  • US9906522B2 patent drawing

AI summary

We propose a method that uses formatting options of Font, Font Size, Font Color, Shading, Font Style, Font Effects, Font Underline, and Character Effects as a part of electronic signature.