alts crypto

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An example of how cisco implements dynamic vpn

sip_media 0:02:00 Timeout uauth 0:05:00 absolute Aaa-server TACACS + protocol tacacs + Aaa-server RADIUS protocol radius Aaa-server LOCAL protocol local Http server enable Http 168.98.0.250 255.255.255.255 inside No snmp-server location No snmp-server contact Snmp-server community public No snmp-server enable traps Floodguard enable Crypto ipsec transform-set router-se T esp-des esp-md5-hmac Crypto

One ansible troubleshooting

When running ansbile, the following error occurs:[[Email protected] pyhook-2014-06-09-17: 47: 17-2454] # ansibleTraceback (most recent call last ):File "/usr/bin/ansible", line 25, in From ansible. Runner import runnerFile "/usr/lib/python2.6/Site-packages/ansible/runner/_ init _. py", line 37, in Import ansible. InventoryFile "/usr/lib/python2.6/Site-packages/ansible/inventory/_ init _. py", line 27, in From ansible. Inventory. ini import inventoryparserFile "/usr/lib/python2.6/Site-packages/an

Installation Process and Problem Analysis of kernel-2.6.32-431.el6.src.rpm kernel source code

1. Install the kernel source code package:. SRC. rpm and. RPM packages have different installation methods. You can use rpm-qpl to query RPM content. # Rpm-IVH kernel-2.6.32-431.el6.src.rpm Warning: User mockbuild does not exist-using root Warning: group mockbuild does not exist-using root Ignore directly. Ii. kernel source code is not generated in/usr/src for the following reasons: The. SRC. RPM installation package will generate rpmbuild in the/root directory, which contains two di

Thoughts on the use of opensslca in Windows

Microsoft Windows XP [version 5.1.2600](C) Copyright 1985-2001 Microsoft Corp. C:/Documents and Settings/Administrator> F: F:/> Cd openssl-0.9.8g/apps/democa F:/openssl-0.9.8g/apps/democa> OpenSSL ca-In req1.pem-out sslclientcert. pem'Openssl 'is neither an internal or external command nor a running program.Or batch files. F:/openssl-0.9.8g/apps/democa> set Path = % PATH %; F:/openssl-0.9.8g/out32dll F:/openssl-0.9.8g/apps/democa> OpenSSL ca-In req1.pem-out sslclientcert. pemUsing configuration

The use of various encryption algorithms in the Go language

Use SHA256, MD5, RIPEMD160import ( "fmt" "crypto/sha256" "os" "io" "crypto/md5" "golang.org/x/crypto/ripemd160")func main() { str := "hello world" sum := sha256.Sum256([]byte(str)) fmt.Printf("SHA256:%x\n", sum) fileSha156() result := md5.Sum([]byte(str)) fmt.Printf("MD5:%x\n", result) hasher := ripemd160.New() // 将加密内容的

X509:certificate has expired or is not yet valid error resolution __ Time management

background: In the deployment of fabric, three local virtual machine nodes, a remote server node, the corresponding login user name has been cleaned up, the certificate error at startup: gds@gds-virtualbox:~/goworkspace/fabric_deploy/xingye_test/vp1$./startpeer.sh 2017/08/02 09:49:56 setting number of Procs To-1, was 1 09:49:57.340675 [main] main-> INFO 001 User defined config file path:/home/gds/goworkspace/fabric_ deploy/xingye_test/vp1/09:49:57.343540 [Nodecmd] serve-> INFO 002 Security enab

Ways to read data from a Java JAR file

see output like the one below. Should show more files): ? 1 2 3 4 5 6 7 8 9 10 11 12-13 Meta-inf/manifest. MF 5315 1910 Meta-inf/4jcejars. SF 5368 1958 Meta-inf/4jcejars. DSA 2207 1503 meta-inf/0 2 javax/0 0 javax/crypto/0 0 javax/crypto/interfaces/0 0 Javax/crypto/interfaces/dhkey.class 209 185 Javax/crypt

Shell script implements Linux system file integrity detection _linux Shell

checksum value of the file Cr_checksum_list # Clean up temporary files Rmtmp Execute script: Copy Code code as follows: ./my_filecheck.sh To verify: Copy Code code as follows: Md5sum-c Fp.20141205160628.chksum As follows: Copy Code code as follows: Md5sum-c Fp.20141209202544.chksum /bin/gawk:ok /bin/igawk:ok /bin/ln:ok /bin/loadkeys:ok /bin/gzip:ok /bin/mkdir:ok /bin/date:ok /bin/cat:ok /bin/mountpoint:ok /bin/tasks

Ways to read data from a Java jar file _java

1958 Meta-inf/4jcejars. DSA 2207 1503 meta-inf/ 0 2 javax/0 0 javax/crypto/ 0 0 javax/crypto/interfaces/ 0 0 javax/crypto/interfaces/dhkey.class 209 185 javax/ Crypto/interfaces/dhpublickey.class 265 215 javax/crypto/interfaces/dhprivatekey.cl

ASA8.42 nat-t IPSEC VPN test

1. Test topology: 2. Configuration: A.R1: ! Interface Configuration Interface Loopback0 IP Address 1.1.1.1 255.255.255.0 Interface fastethernet0/0 IP address 10.1.1.1 255.255.255.0 No shut ! Routing Configuration IP Route 0.0.0.0 0.0.0.0 10.1.1.10 B.site1 Firewall: ! Interface Configuration Interface GigabitEthernet0 Nameif Inside Security-level 100 IP address 10.1.1.10 255.255.255.0 No shut Interface GigabitEthernet1 Nameif Outside Security-level 0 IP address 202.100.1.1

Example of data encryption and platform independence

need to install this JCE first: Suppose JDK: jdk1.4 \ JRE \Put the BC package to ext: jdk1.4 \ JRE \ Lib \ ext under JRE.Modify the jdk1.4 \ JRE \ Lib \ SECURITY \ Java. Security:## List of providers and their preference orders (see above ):#Security. provider.1 = sun. Security. provider. SunSecurity. provider.2 = com.sun.net. SSL. Internal. SSL. ProviderSecurity. provider.3 = com. Sun. rsajca. ProviderSecurity. provider.4 = com. Sun. crypto. provide

Simple Payment examples and precautions for WeChat applets

This is a uniform order interface code. we need the appid mini-program public id, mch_id merchant id, the unique entity of the openid mini-program, and the key payment password, the rest of the parameters are order information, price, and so on. I use promise in the q module for require. This varies from person to person and can be set as needed. We need to request the https://api.mch.weixin.qq.com/pay/unifiedorderinterface Note: The formdata passed here is an xml object instead of a json objec

Using go to implement TLS servers and clients

-days 3650 -subj "/c=de/st=nrw/l=earth/o=random Company/ Ou=it/cn=www.random.com/emailaddress=$1 " echo "Make client cert" OpenSSL req-new-nodes-x509-out certs/client.pem-keyout certs/c Lient.key-days 3650 -subj "/c=de/st=nrw/l=earth/o=random Company/ Ou=it/cn=www.random.com/emailaddress=$1 " Golang Example The Go Package TLS section implements the TLS 1.2 functionality to meet our everyday applications. Package crypto/x509 provides

Installing and configuring Golang's web Framework beego environment under Windows

1, first need to install the configuration go and git, refer to the following link Https://www.cnblogs.com/zjwgo/p/9356280.html 2. Installation Configuration Beego Prerequisite: After installing and configuring the successful go and git, confirm that git bash starts normally Web Framework Beego Environment: Step One, install Beego Click "Start \ All Programs \git\git Bash" and enter "Go get Github.com/astaxie/beego", as Wait a minute. After the installation is complete, under the Gopath path, t

Using Javascriptservice to implement DES encryption algorithms in. NET Core

The article "ASP. NET Core Love JavaScript" and "cross-platform NodeJS component solution." Netcore some issues that do not support the System.Drawing Graphics feature provides a set of solutions for our extended. NET Core API, which was seen last week. NET encryption and decryption algorithm found so far did not include DES algorithm, GitHub on just joined, specifically can see https://group.cnblogs.com/topic/75273.html.The Crypto Library of node. JS

Python: AES encryption and decryption, aes encryption and decryption

Python: AES encryption and decryption, aes encryption and decryption Origin: When the video is downloaded and parsed to a website, it is found that the video id is encrypted with AES, and the file is https://code.google.com/archive/p/crypto-js.Decryption is a simple JavaScript code: t.video = CryptoJS.AES.decrypt(t.video, secret).toString(CryptoJS.enc.Utf8); I thought it was simple. I had to find a python code segment for decryption. I didn't expect t

Ether Square Source Code architecture

help functions Common/bitutil the packet to achieve fast bit operation Common/compiler wrapper solity Compiler executable file Common/fdllimit-- Common/hexutil hexadecimal encoding with a prefix of 0x Common/math Math Tools Common/number-- Compression/rle implements RUN-LENGTH encoding encoding for ethereum data Comsensus implements different Ethernet consensus engines. Comsensus/clique realized the authoritative consensus engine Comsensus/ethash engine work consensus ethash proof Comsensus/mis

Hyperledger Fabric CouchDB as the state database--use CouchDB

Chaincode containers on the same # Bridge network as the peers # HTTP S:docs.docker.com/compose/networking/-Core_vm_docker_hostconfig_networkmode=anti_default-core_logging_level=error #-Core_logging_level=debug-core_peer_gossip_skiphandshake=true-core_peer_gossip_useleaderelection=t Rue-core_peer_gossip_orgleader=false-core_peer_profile_enabled=false-core_peer_tls_enabled=false -Core_peer_tls_cert_file=/etc/hyperledger/fabric/tls/server.crt-core_peer_tls_key_file=/etc/hyperledger/fabr IC/

Chapter 2 asymmetric encryption algorithms-DH and asymmetric encryption algorithms-dh

encryption. 3) The sender (either Party A or Party B) uses the local key + symmetric encryption algorithm to encrypt and transmit the encrypted data to the receiver. 4) The recipient uses the local key + symmetric encryption algorithm to decrypt the decrypted data.1 package com. util. dh; 2 3 import java. io. unsupportedEncodingException; 4 import java. security. invalidAlgorithmParameterException; 5 import java. security. invalidKeyException; 6 import java. security. key; 7 import java. securi

IPSec-based VPN configuration Experiment

. open (" http://blog.51cto.com/viewpic.php? Refimg = "+ this. src) 'height = "383" border = "0" src = "http://www.bkjia.com/uploads/allimg/131227/040PVa7-11.jpg" alt = "clip_image024" style = "border: 0px none;" title = "clip_image024"/> 2. You can ping port 0/1 of R3 on R1, but cannot ping Port 1 of loopback. This is also the case on R3. 650) this. width = 650; "onclick = 'window. open (" http://blog.51cto.com/viewpic.php? Refimg = "+ this. src) 'height = "174" border = "0" src = "http://www.b

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