Kategorie: Blog

A regularly updated website or web page, typically one run by an individual or small group, that is written in an informal or conversational style.


Whois whois – Internet domain name and network number directory service SYNOPSIS whois [-adgprR] [-h host] name … DESCRIPTION Whois looks up records in the databases maintained by several Network In- formation Centers (NICs). The options are as follows: -a Use the American Registry for Internet Numbers (ARIN) database. It contains network numbers used in […]


Xinetd xinetd – the extended Internet services daemon SYNOPSIS xinetd [options] DESCRIPTION xinetd performs the same function as inetd: it starts programs that provide Internet services. Instead of having such servers started at system initialization time, and be dormant until a connection request arrives, xinetd is the only daemon process started and it listens on […]


Zlib zlib – compression/decompression library SYNOPSIS [see zlib.h for full description] DESCRIPTION The zlib library is a general purpose data compression library. The code is thread safe. It provides in-memory compression and decompression functions, including integrity checks of the uncompressed data. This version of the library supports only one compression method (deflation) but other algorithms […]


HMAC HMAC, HMAC_Init, HMAC_Update, HMAC_Final, HMAC_cleanup – HMAC message authentication code SYNOPSIS #include (openssl/hmac.h) unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len, const unsigned char *d, int n, unsigned char *md, unsigned int *md_len); void HMAC_CTX_init(HMAC_CTX *ctx); void HMAC_Init(HMAC_CTX *ctx, const void *key, int key_len, const EVP_MD *md); void HMAC_Init_ex(HMAC_CTX *ctx, const void […]


fdisk fdisk – Partition table manipulator for Linux SYNOPSIS fdisk [-u] [device] fdisk -l [-u] [device …] fdisk -s partition … fdisk -v DESCRIPTION Hard disks can be divided into one or more logical disks called partitions. This division is described in the par- tition table found in sector 0 of the disk. In the […]