How to create a manual, electronic and digital signature

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In the corporate scenario, signatures play a crucial role, being the tangible guarantee of the authenticity and validity of agreements and contracts. However, as the world becomes increasingly connected and driven by technology, the way we handle documents and transactions has evolved significantly to the point where we can choose whether to sign documents with a manual, electronic or digital signature.

In this article, we will address not only the classic manual signatures that have marked official documents for centuries, but also the contemporary innovations represented by electronic signatures and digital. 

After all, each modality carries with it particularities, advantages and challenges, reflecting continuous adaptation to the demands of a world in constant transformation.

What is subscription?

At the heart of any transaction, contract or agreement lies the symbolic and binding act of signing. This gesture, which transcends eras and cultures, is more than simply a graphic mark on paper. The signature is the tangible embodiment of commitment, agreement and identity.

Manual signature, the most traditional form, has roots that date back to antiquity. In essence, it represents the unique presence of an individual, being a personal and non-transferable expression. This method, although venerable, faces challenges in the modern context, marked by globalization and virtualization of processes.

As society digitizes, electronic signatures emerge as a catalyst for agility and efficiency. This modality uses electronic methods to authenticate the identity and intention of the signatory, providing speed and practicality without compromising security. 

The evolution culminates in the digital signature, which transcends graphic representation, employing cryptographic algorithms to guarantee integrity, authenticity and non-repudiation.

The technological evolution of electronic signatures

As technology permeates every aspect of our lives, subscription has not remained alien to this digital revolution. The transition from conventional methods to more sophisticated approaches reflects not only the search for convenience, but also the pressing need for security and authenticity in an ever-changing virtual world.

The electronic signature, which emerged as a response to the challenges of the contemporary world, represents a significant milestone in this evolution. Its efficient implementation eliminates physical barriers, allowing transactions to occur in real time, without the need for physical presence. 

Biometric authentication, such as fingerprints and facial recognition, amplifies security, increasing trust in online transactions.

In this context, the digital signature is characterized as a clear evolution of the electronic signature. Using cryptographic keys, this modality not only attests identity, but also ensures the integrity of the signed document. Supported by robust algorithms, the digital signature transcends physical limitations, ensuring that the document remains inviolable and immutable.

As this evolutionary process of signatures occurs, it becomes imperative to understand not only their practical applications, but also the ethical, legal and security challenges that accompany this signature technology revolution.

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What are manual, electronic and digital signatures different?

Next, we will explain each of the subscription types, as well as their main differences and the best practices involving each one.

Manual signature

Manual signature continues to play a vital role in digital age. After all, more than a simple brand, the hand signature reflects the uniqueness of each individual, whether through elegant cursive writing or more distinctive strokes.

The legal validity of this gesture is recognized globally, although the formal requirements vary. Therefore, to ensure effectiveness and preserve its importance in the digital age, it is essential to follow best practices – such as:

Signature consistency

Maintaining consistency in signing is crucial. Although natural variations occur, a drastic change can raise questions about authenticity. Practicing and maintaining a recognizable standard reinforces the credibility of the signature.

Choosing an appropriate location

Sign in specific places on the document designated for signing. This helps avoid ambiguities and ensures that the signature is associated with the intended content.

Use of permanent ink

Choose pens that use permanent, tamper-resistant ink. This prevents the signature from being removed or altered after the act, ensuring its integrity over time.

Proper dating

Include the date when signing. In addition to providing a chronological record, dating is useful in determining the temporal validity of documents and agreements.

Witnesses when necessary

In situations that require additional validation, the presence of witnesses can strengthen the authenticity of the signature, providing an additional layer of trust.

Secure storage

For physical documents, store them in secure locations accessible only to the parties involved. This prevents damage and loss, maintaining the integrity of the signed document.

Careful scanning

When scanning manually signed documents, make sure the reproduction is clear and true to the original signature. Choose formats that preserve quality, such as PDF.

Awareness of legal validity

Be aware of local laws governing manual signatures. In some cases, notarization may be necessary to reinforce legal validity.

Electronic signature

Electronic signatures represent one of the essential pillars of the digital revolution, bringing practicality and security to transactions in an increasingly connected world. 

It differs from a digitalized manual signature because, in addition to not being a virtual copy of a pre-existing physical document, it involves more advanced processes, guaranteeing greater authenticity and integrity to the documents.

At its core, electronic signature refers to any electronic mark, symbol or process applied to a digital document to indicate the signer's agreement or authenticity. 

Unlike the digital signature, which is a reproduction of the manual signature, the electronic signature is a broader process and can include methods such as PIN codes, passwords or even biometrics.

For this reason, creating an electronic signature can vary, but generally involves selecting a secure platform that offers tools to capture signatures in a unique way. 

It can be done through devices such as touch-sensitive tablets, where users can draw their signatures, or through more advanced methods, such as biometric authentication.

In fact, several technologies contribute to the secure implementation of electronic signatures. Cryptography, in particular, is critical to protecting the integrity of the document and the authenticity of the signature. Furthermore, advances in biometrics, such as fingerprint readers and facial recognition, take the security of these signatures to higher levels.

A legal validity of electronic signature It has been recognized in many jurisdictions around the world, thanks to specific legislation that legitimizes its use. In commercial transactions, contracts and agreements, electronic signatures have proven to be effective, saving time and resources while maintaining a high standard of security.

Whether in the formalization of business contracts, when signing financial documents, accepting terms of service online or even guaranteeing access to restricted physical and virtual environments, electronic signatures provide an efficient and secure experience. Its versatility and applicability to a variety of sectors consolidate it as an indispensable tool for conducting business in the digital era, establishing a new standard for document authentication and validation.

Digital signature

Digital signature can be considered as an evolution of the electronic signature concept. It not only speeds up processes, eliminating the need for physical documents, but also significantly reduces the risk of fraud. 

Its widespread adoption represents confidence in online transactions, enabling individuals and companies to conduct business efficiently and securely in an ever-evolving digital environment.

Indeed, digital signatures represent the pinnacle of document security and validation in the digital era, offering an extra layer of trust and authenticity in online transactions. 

Unlike conventional electronic signatures, digital signatures use advanced encryption to ensure the integrity of the document and the identity of the signatory.

In other words, a digital signature is a unique electronic representation of a person, applied to a digital document to verify the authenticity and integrity of that document. 

The process involves the use of cryptographic keys, one public and the other private, which guarantee the security of the signed content and the authenticity of the signatory, making this tool ideal for contracts, commercial agreements, financial transactions and any document that requires authentication and integrity. 

In a scenario where online transactions and documents are the norm, all these factors are of paramount importance.

The ZapSign platform makes the process of obtaining a digital signature intuitive and efficient. The user creates their unique digital signature, often in the form of a digitized handwritten signature. 

The platform then generates a unique cryptographic key pair, consisting of a public key (used to verify the signature) and a private key (safely stored by the signer).

These digital certificates are issued by trusted Certification Authorities, guaranteeing the authenticity of the signatory, the integrity of the document and full legal validity.

Therefore, if you want to try an affordable, powerful and reliable tool to promote security in your digital document management, we invite you to click here and learn about ZapSign's digital and electronic signature platform!

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