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Bibliographic Details
Format:	Revista científica
Language:	EN
Published:	The British Blockchain Association 2019
Subjects:	blockchain cryptocurrencies distributed ledger bitcoin cybersecurity Technology (General) T1-995
Online Access:	https://doaj.org/toc/2516-3957
Tags:	Add Tag No Tags, Be the first to tag this record!

FinTech
Published: (2023)

Blockchain Technology Explained: A Comprehensive Guide for Beginners and Intermediates
by: Crypto Education Research Lab
Published: (2025)

Blockchain: Research and Applications
Published: (2021)

Ledger
Published: (2018)

Use of distributed ledger technology by central banks: A review
by: César A. Del Río
Published: (2017)

Mastering Email Alerts: A Comprehensive Guide for Blockchain and Cryptocurrency Users
by: Crypto Education Research Lab
Published: (2025)

Surgimiento de las ICOS: implicaciones para el caso colombiano
by: DANIEL ECHAVARRÍA WARTENBERG
Published: (2020)

Blockchain in Healthcare Today
Published: (2024)

PESQUISA BIBLIOGRÁFICA SOBRE OS ESTUDOS CIENTÍFICOS RELACIONADOS COM O BITCOIN E A BLOCKCHAIN
by: Juan Arturo Castañeda-Ayarza
Published: (2019)

Integrating Chain Analysis into Blockchain Operations: A Comprehensive Guide
by: Crypto Education Research Lab
Published: (2025)

Mastering Dollar‑Cost Averaging in Crypto: A Practical Guide to the DCA Strategy
by: Crypto Education Research Lab
Published: (2025)

Effective Treasury Management in the Age of Blockchain and Cryptocurrency
by: Crypto Education Research Lab
Published: (2025)

Blockchains
Published: (2026)

Top Cryptocurrency Exchanges: A Comprehensive Guide for Beginners and Intermediate Users
by: Crypto Education Research Lab
Published: (2025)

Understanding Quanto Futures: A Beginner's Guide to Cross‑Currency Crypto Derivatives
by: Crypto Education Research Lab
Published: (2025)

Crypto Exchange Fees Comparison: A Comprehensive Guide for Traders
by: Crypto Education Research Lab
Published: (2025)

Blockchain en smart contracts
by: Goossens, Jurgen, et al.
Published: (2022)

Understanding User Agreements in Blockchain and Cryptocurrency Platforms
by: Crypto Education Research Lab
Published: (2025)

Blockchain
Published: (2025)

ADAPTING BLOCKCHAIN TECHNOLOGY FOR CYBERSECURITY IN HEALTHCARE
by: Nahabedian, Daniel
Published: (2022)

A Comprehensive Guide to Account Recovery Processes in Blockchain and Cryptocurrency
by: Crypto Education Research Lab
Published: (2025)

Comprehensive Hardware Wallet Guide: Secure Your Cryptocurrency Assets
by: Crypto Education Research Lab
Published: (2025)

Understanding Fiat Currency Support in Cryptocurrency Ecosystems
by: Crypto Education Research Lab
Published: (2025)

Understanding Crypto Lending and Borrowing: A Beginner's Guide to Decentralized Finance
by: Crypto Education Research Lab
Published: (2025)

Mastering Volume Analysis in Cryptocurrency Markets: A Beginner's Guide
by: Crypto Education Research Lab
Published: (2025)

Blockchain Technology Adoption by Financial Institutions in West African Countries: Security and Privacy Enhancements Analysis in Liberia
by: Sogblellai, Cristen, et al.
Published: (2000)

Modern Supply Chain Research and Applications
Published: (2021)

A Step‑by‑Step Guide on How to Buy NFTs: From Wallet Setup to Secure Ownership
by: Crypto Education Research Lab
Published: (2025)

Selfie Verification: A Comprehensive Guide to Secure Identity Authentication in the Digital Age
by: Crypto Education Research Lab
Published: (2025)

Journal of Digital Technologies and Law
Published: (2023)

Blockchain and Private International Law
Published: (2024)

Understanding BNB: The Binance Coin Explained for Beginners
by: Crypto Education Research Lab
Published: (2025)

Understanding Discount on Trading Fees: How Crypto Traders Save Money on Exchanges
by: Crypto Education Research Lab
Published: (2025)

Chapter Blockchain Applications in Cybersecurity
by: Gómez, Eneko, et al.
Published: (2021)

区块链与加密货币中的形态分析:从入门到实战的完整指南
by: Crypto Education Research Lab
Published: (2025)

币安 vs 火币:哪家交易平台更适合新手与进阶投资者?
by: Crypto Education Research Lab
Published: (2025)

BITCOIN: O FUTURO DE UMA ILUSÃO OU RESSURGIMENTO DE UMA NAÇÃO
by: Pacheco Harley
Published: (2017)

防范假客服骗局:全方位识别与应对指南
by: Crypto Education Research Lab
Published: (2025)

Systems and Computing
Published: (2026)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1583}
SessionHelper	Laminas\Stdlib\ArrayObject {#1773}

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GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
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PHP_SELF	"/index.php"
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Environment Variables empty

Registered Handlers

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Environment & details:

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POST Data empty

Files empty

Key	Value
language	"en"
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VUFIND_SESSION	"c562073bb0bc6f68ccc4c7b2e38519e3"

Session

Key	Value
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SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1583}
SessionHelper	Laminas\Stdlib\ArrayObject {#1773}

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REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=en; ui=standard; VUFIND_SESSION=c562073bb0bc6f68ccc4c7b2e38519e3"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.217.169"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"4893"
REDIRECT_URL	"/Record/doaj_https___doaj_org_toc_2516-3957/Similar"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/doaj_https___doaj_org_toc_2516-3957/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1784899016.8771
REQUEST_TIME	1784899016

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

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